US Patent: 685,617
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| Pump-rod balance
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Patentee:
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| Arthur A. Koch (exact or similar names) - Montezuma, IA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 27, 1901 |
| Granted: |
Oct. 29, 1901 |
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Jeff Joslin
Vintage Machinery entry for Grinnell Mfg. Co.
Vintage Machinery entry for Vulcan Iron Works
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Description: |
| The inventor owned Grinnell Mfg. Co. and Vulcan Iron Works (both of them in Iowa) within a few years of when this patent was issued; we do not know if either of those businesses manufactured this water pump. |
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