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US Patent: 428,662
Screw-Driver
Patentee:
Marcus J. Bartlett - Providence, RI

USPTO Classifications:
279/77, 81/177.6, 81/436

Tool Categories:
screwdrivers : screwdriver handles

Assignees:
None

Manufacturer:
Unknown

Witnesses:
Charles Hannigan
George H. Remington

Patent Dates:
Applied: Dec. 20, 1888
Granted: May 27, 1890

Patent Pictures: [ 1 | 2 | 3 | 4 ]
USPTO pdf tiff
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Description:
Referenced by Harry D. Bartlett in his patent, number 821328. One of these appeared on ebay

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