US Patent: 306,491
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Screwdriver Screw holding screwdriver
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Patentee:
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George W. Jackman (exact or similar names) - Littleton, NH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Feb. 16, 1884 |
Granted: |
Oct. 14, 1884 |
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Steve Gosselin
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Description: |
The patent relates to a screwdriver with the ability to hold the screw on the tip while being driven. Jackman also invented a screw to be used by this screwdriver , Patent 306492 |
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