IP Library › Granted Patent US 5,184,855
Granted Patent Utility
US 5,184,855 · App. 07/812,713

Electromagnetic door lock assembly

Inventors: Kevin Waltz, William P. Dye, Donald D. Baker
Patented Case View Patent ↗
Granted: Feb 9, 1993 Filed: Dec 23, 1991
Inventors
Kevin Waltz
William P. Dye
Donald D. Baker
Assignee (at issue)
Von Duprin LLC

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Quick Facts
Patent No.
US 5,184,855
App. No.
07/812,713
Filed
1991-12-23
Granted
1993-02-09
Kind
A