Bruce E. Frohman

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Robbinsdale, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Latch assembly for a movable closure element
- Patent number 7,338,097
- Issue date Mar 4, 2008
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch assembly for a movable closure element
- Patent number 7,267,377
- Issue date Sep 11, 2007
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch assembly
- Patent number 6,942,259
- Issue date Sep 13, 2005
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Hold open assembly for movable closure
- Patent number 6,357,078
- Issue date Mar 19, 2002
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Latch assembly for a movable closure element
- Publication number 20040178643
- Publication date Sep 16, 2004
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch assembly
- Publication number 20040113433
- Publication date Jun 17, 2004
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch assembly for a movable closure element
- Publication number 20040113435
- Publication date Jun 17, 2004
- Tri/Mark Corporation
- Ricci L. Marzolf
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES