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Patent applications and USPTO patent grants for Sixt; Marty E..The latest application filed is for "corrugated drainage tube with restraining screen".
Patent | Date |
---|---|
Corrugated Drainage Tube With Restraining Screen Grant 3,830,373 - Sixt August 20, 1 | 1974-08-20 |
Flexible Fittings For Corrugated Tubing Grant 3,785,682 - Schaller , et al. January 15, 1 | 1974-01-15 |
Tube Coupling Grant 3,727,953 - Martin , et al. April 17, 1 | 1973-04-17 |
Corrugated Drainage Tubes And Fittings Grant 3,699,684 - Sixt October 24, 1 | 1972-10-24 |
Corrugated Tubing Grant 3,658,097 - Martin , et al. April 25, 1 | 1972-04-25 |
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