US Patent: 909,723
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Screw Driver Screw holding screwdriver
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Patentee:
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Simon H. Wiesedeppe (exact or similar names) - Olympia, WA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Feb. 20, 1906 |
Granted: |
Jan. 12, 1909 |
USPTO (New site tip) Google Patents
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Steve Gosselin
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Description: |
A sleeve holds the screw in position, and a spring loaded blade maintain proper engagement during driving as well as removing the screw. |
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