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US Patent: 554,046
Combination Tool
Patentee:
Charles E. Billings - Hartford, CT

USPTO Classifications:
112/80.03, 132/76.2, 7/118, 7/168

Tool Categories:
screwdrivers

Assignees:
None

Manufacturer:
The Billings & Spencer Co. - Hartford, CT

Witnesses:
F. N. Chase
Frederic C. Billings

Patent Dates:
Applied: Feb. 15, 1895
Granted: Feb. 04, 1896

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for Billings & Spencer Co.
Description:
Original patent is for a hollow handled, sliding blade pocket knife. This patent was applied to a screwdriver manufactured by Billings & Spencer Co. Hartford, CT marked with Billings' patents of March 15, 1892, 470,777, and Feb. 4, 1896. Billings also had a later knife patent in 1908.

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