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1919-03-26 |
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Sullivan Machinery Co |
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1925-10-26 |
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Kinzbach Frank |
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Kinzbach Frank |
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Jr Edward A Spencer |
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1928-10-27 |
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Kinzbach Frank |
Whipstock
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1929-04-15 |
1932-08-02 |
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Tubing anchor
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1929-08-05 |
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Whip stock
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1930-05-05 |
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1933-05-29 |
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1935-06-04 |
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1936-03-16 |
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