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Patent applications and USPTO patent grants for Kirchhan; James J.The latest application filed is for "level launch and retrieval positioning system".
Patent | Date |
---|---|
Boat trailer equipped with a powered boat launch and retrieval system that negates the shallow entry of a launch ramp Grant 9,056,574 - Kirchhan June 16, 2 | 2015-06-16 |
Level Launch and Retrieval Positioning System App 20140246842 - Kirchhan; James J. | 2014-09-04 |
Containerized shock mount Grant 4,712,685 - Kirchhan December 15, 1 | 1987-12-15 |
Container and sealing enclosure Grant 4,546,874 - Kirchhan October 15, 1 | 1985-10-15 |
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