US Patent: 1,001,278
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Poising Calipers
Watchmaker's Poising Calipers
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Patentee:
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| John E. Kampe (exact or similar names) - Waltham, MA |
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Patent Dates:
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| Applied: |
Mar. 27, 1911 |
| Granted: |
Aug. 22, 1911 |
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Steve Gosselin
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Description: |
| These calipers feature jeweled points for wear protection, and an unusual adjustment mechanism. Kampe was a Swedish immigrant watchmaker who also made his own tools for sale.
Sample marked, "J.E. Kampe , Waltham ,Mass." on one side. The other side is marked"MFRD by Jensen" |
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