US Patent: 1,713,761
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| Collapsible Valve Spring Lifter Lock
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Patentees:
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| Harry W. Kulp (exact or similar names) - Lancaster, Lancaster County, PA |
| Martin C. Dellinger (exact or similar names) - Lancaster, Lancaster County, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 18, 1924 |
| Granted: |
May 21, 1929 |
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Patent Pictures:
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Harry W. Kulp & Martin C. Dellinger patent May 21, 1929 |
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Stan Schulz
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Description: |
| The curved section will bind between the frame and pin to hold adjustment.
Harry W. Kulp and Martin C. Dellinger were the founders of KD Mfg. Co. of Lancaster, PA. |
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