Robert A. Marotto

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Grand Rapids, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Deadbolt backset latch with interlock
- Patent number 4,979,768
- Issue date Dec 25, 1990
- Dexter Lock Company
- Robert A. Marotto
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Convertible backset latch mechanism
- Patent number 4,804,216
- Issue date Feb 14, 1989
- Dexter Lock Company
- Robert A. Marotto
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Tubular automatic deadbolt latch
- Patent number 4,671,549
- Issue date Jun 9, 1987
- Dexter Lock Company
- Robert A. Marotto
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Automatic deadbolt
- Patent number 4,561,684
- Issue date Dec 31, 1985
- Kysor Industrial Corporation
- Robert A. Marotto
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Security strike assembly
- Patent number 4,550,939
- Issue date Nov 5, 1985
- Kysor Industrial Corporation
- John H. Babb
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock assembly
- Patent number 4,156,541
- Issue date May 29, 1979
- Kysor Industrial Corporation
- John H. Babb
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES