US Patent: 486,651
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Speed Indicator
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Patentee:
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Louis T. Weiss (exact or similar names) - Brooklyn, NY |
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Patent Dates:
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Applied: |
Jan. 19, 1892 |
Granted: |
Nov. 22, 1892 |
Patent Pictures:
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Ralph Brendler
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Description: |
This speed indicator adds a bell to indicate every 100 revolutions, allowing the operator to concentrate on his watch instead of watching the speed indicator |
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