US Patent: 1,087,625
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| Valve Truing Tool
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Patentee:
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| Frans O. Albertson (exact or similar names) - Sioux City, Woodbury County, IA |
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Patent Dates:
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| Applied: |
Apr. 07, 1913 |
| Granted: |
Feb. 17, 1914 |
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Stan Schulz
"Vintage Machinery" entry for Albertson & Co., Inc.
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Description: |
| The first of two patents listed in advertising for the SIOUX VALVE REFACING TOOL (see pat. no. 1,285,573).
This tool resembles the NOONAN valve truing tool based on patent no. 926,957. |
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