US Patent: 437,403
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Clamp
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Patentees:
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Arnold Nacke (exact or similar names) - Philadelphia, PA |
Albert Brinkmann (exact or similar names) - Philadelphia, PA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jan. 16, 1890 |
Granted: |
Sep. 30, 1890 |
Patent Pictures:
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Arnold Nacke and Albert Brinkmann patent September 30, 1890 |
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Stan Schulz
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Description: |
The movable jaw has sliding plates that bear against the hank of the clamp. The base of the sliding jaw has a thumb screw which hold it in place, and by lever action also tightens the grip of the clamp. |
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