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US Patent: 2,161,095
Screwdriver
Screw holding screwdriver
Patentee:
Charles S. Schaffer (exact or similar names) - Chicago, IL

USPTO Classifications:
81/488

Tool Categories:
screwdrivers : screwdriver blades

Assignees:
None

Manufacturer:
Lutz Tool Company - Cincinnati, OH

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 24, 1936
Granted: Jun. 06, 1939

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Steve Gosselin
Description:
Sample marked," Lutz Tool Company, Cincinnati, OH."

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