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US Patent: 626,507
Can Opener
Patentee:
Frederick C. Smalstig (exact or similar names) - Allegheny, PA

USPTO Classifications:
30/438

Tool Categories:
household : can and jar openers

Assignees:
Frederick C. Smalstig - Allegheny, PA
Gabriel Mayer - Allegheny, PA

Manufacturer:
World Mfg. Company - Pittsburg, PA

Witnesses:
William J. Brown
C. C. Dean
J. M. Nesbit

Patent Dates:
Applied: Jan. 28, 1899
Granted: Jun. 06, 1899

Patent Pictures: [ 1 | 2 | 3 ]
Frederick C. Smalstig patent June 6, 1899
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Description:
A "puncture the center of the lid, use knife point to cut the perimeter" adjustable can opener.

A known malleable iron framed example is marked "WORLD"S BEST / PITTSBURG, PA" on the frame, with the patent date stamped in the sliding cutter. Manufacturer attribution from a 1903 note of exhibitors at a hardware trade show.

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