US Patent: 1,001,278
|
Poising Calipers Watchmaker's Poising Calipers
|
Patentee:
|
|
John E. Kampe (exact or similar names) - Waltham, MA |
|
Patent Dates:
|
Applied: |
Mar. 27, 1911 |
Granted: |
Aug. 22, 1911 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Steve Gosselin
|
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" |
|