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Patent applications and USPTO patent grants for Adrian; Willy.The latest application filed is for "balustrade handrail entry housing".
Patent | Date |
---|---|
Balustrade handrail entry housing Grant 5,366,060 - Johnson , et al. November 22, 1 | 1994-11-22 |
Escalator handrail entry housing Grant D348,756 - Barrett , et al. July 12, 1 | 1994-07-12 |
Balustrade panel height fixing device Grant 5,307,919 - Wente , et al. May 3, 1 | 1994-05-03 |
Escalator handrail housing Grant D318,357 - Adrian , et al. July 16, 1 | 1991-07-16 |
Escalator handrail obstruction device with sensors Grant 4,976,345 - Adrian , et al. * December 11, 1 | 1990-12-11 |
Escalator handrail obstruction device with sensors Grant 4,924,995 - Adrian , et al. May 15, 1 | 1990-05-15 |
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