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Patent applications and USPTO patent grants for Hennen; Roy E..The latest application filed is for "battery container".
Patent | Date |
---|---|
Battery container Grant D284,463 - Perkins , et al. July 1, 1 | 1986-07-01 |
Battery container Grant D284,278 - Hennen June 17, 1 | 1986-06-17 |
Storage battery construction Grant 4,444,853 - Halsall , et al. April 24, 1 | 1984-04-24 |
Adjustable battery stacking spacer Grant 4,125,683 - Beckford , et al. November 14, 1 | 1978-11-14 |
Composite battery plate grid and method of manufacturing Grant 4,118,553 - Buckethal , et al. October 3, 1 | 1978-10-03 |
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