US Patent: 660,688
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Scribing Tool
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Patentee:
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William Lipsy (exact or similar names) - Bozeman, MT |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 28, 1900 |
Granted: |
Oct. 30, 1900 |
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Ralph Brendler
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Description: |
This is a special purpose gage for finding the center of a cylinder
and checking it for roundness.
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