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  1. What year was Electric Lamp invented and how?

    Asked by Anonymous User 7 years ago 790
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  2. What year was Generator invented and how?

    Asked by Anonymous User 7 years ago 921
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  3. Which company is ahead in Reaper innovations?

    Asked by Anonymous User 7 years ago 899
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  4. When and who invented the True Nature of Combustion?

    Asked by Anonymous User 7 years ago 1212
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  5. What year was Locomotive invented and how?

    Asked by Anonymous User 7 years ago 2192
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  6. What year was Fountain Pen invented and how?

    Asked by Anonymous User 7 years ago 1064
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  7. When and who invented the Spectacles (or eyeglasses)?

    Asked by Anonymous User 7 years ago 860
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  8. When and who invented the Transistor?

    Asked by Anonymous User 7 years ago 817
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  9. Which company is ahead in Arc Lamp innovations?

    Asked by Anonymous User 7 years ago 782
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  10. Who invented the Record (long-playing)?

    Asked by Anonymous User 7 years ago 775
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  11. What year was Bunsen Burner invented and how?

    Asked by Anonymous User 7 years ago 2450
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  12. Who invented the Phonograph?

    Asked by Anonymous User 7 years ago 739
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  13. Which company is ahead in Record (long-playing) innovations?

    Asked by Anonymous User 7 years ago 819
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  14. Who invented the Telephone?

    Asked by Anonymous User 7 years ago 1037
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  15. What year was Margarine invented and how?

    Asked by Anonymous User 7 years ago 770
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  16. When and who invented the Silk Manufacture?

    Asked by Anonymous User 7 years ago 985
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  17. Who invented the Ship (sea-going)?

    Asked by Anonymous User 7 years ago 838
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  18. When and who invented the Rayon?

    Asked by Anonymous User 7 years ago 1966
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  19. What year was Clock (pendulum) invented and how?

    Asked by Anonymous User 7 years ago 884
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  20. Who invented the Washing Machine (electric)?

    Asked by Anonymous User 7 years ago 822
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  21. What year was Microphone invented and how?

    Asked by Anonymous User 7 years ago 1218
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  22. Who discover Fluroine?

    Asked by Anonymous User 7 years ago 799
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  23. Who invented the Bullet?

    Asked by Anonymous User 7 years ago 936
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  24. What year was Windmill invented and how?

    Asked by Anonymous User 7 years ago 816
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  25. What year was Film (musical) invented and how?

    Asked by Anonymous User 7 years ago 816
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  26. What year was Laws of Gravitation and Motion invented and how?

    Asked by Anonymous User 7 years ago 1350
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  27. What year was Atom Bomb invented and how?

    Asked by Anonymous User 7 years ago 1042
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  28. When and who invented the Zip Fastener?

    Asked by Anonymous User 7 years ago 905
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  29. Who invented the Ship (steam)?

    Asked by Anonymous User 7 years ago 804
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  30. What year was Food Frozen invented and how?

    Asked by Anonymous User 7 years ago 790
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  31. Which company is ahead in Razor (Electric) innovations?

    Asked by Anonymous User 7 years ago 784
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  32. Who invented the Chain Drive?

    Asked by Anonymous User 7 years ago 861
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  33. Who invented the Electronic Computer?

    Asked by Anonymous User 7 years ago 1768
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  34. Which company is ahead in Aspirin innovations?

    Asked by Anonymous User 7 years ago 814
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  35. What year was Safety Pin invented and how?

    Asked by Anonymous User 7 years ago 1141
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