US Patent: 786,073
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| Speed Indicator
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Patentee:
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| Stafford P. Walsh (exact or similar names) - San Francisco, CA |
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Patent Dates:
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| Applied: |
Jan. 13, 1905 |
| Granted: |
Mar. 28, 1905 |
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Patent Pictures:
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1 | 2
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USPTO (New site tip)
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Ralph Brendler
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Description: |
| This patent is an improvement to the earlier Starrett patent (580,432 - 4/13/1897), in which a spring was added to the tip to allow the measurement to be easily started or stopped without losing contact with the rotating part. |
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