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US Patent: 2,796,100
Screw Holding Screwdriver
Patentee:
Hugh E. Dierker (exact or similar names) - Encino, CA

USPTO Classifications:
81/457

Tool Categories:
screwdrivers : screwdriver blades

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 13, 1956
Granted: Jun. 18, 1957

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Steve Gosselin
Description:
Screw holding screw diver designed for Orthopedic surgeons. This is an improvement to 2796099 issued on the same date.

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