US Patent: 982,539
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| Spring Holding Device For Valves
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Patentee:
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| Walter H. Shimpf (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 05, 1910 |
| Granted: |
Jan. 24, 1911 |
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Patent Pictures:
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Walter H. Shimpf patent Jan. 24, 1911 |
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Stan Schulz
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Description: |
| Closing the handles spreads the jaws. A swinging loop holds the handles "closed." The "lower" jaw can be adjusted to fit different lifter base diameters. |
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