Walter S. Ryan

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Mercer, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rail car anti-spin door handle and installation method
- Patent number 6,546,611
- Issue date Apr 15, 2003
- Pennsylvania Rail Car Company
- Walter S. Ryan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Shoe insert for rail car sliding doors
- Patent number 6,370,734
- Issue date Apr 16, 2002
- Pennsylvania Rail Car Company
- Walter S. Ryan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Center locking device for rail car plug type doors
- Patent number 6,070,920
- Issue date Jun 6, 2000
- Pennsylvania Rail Car Company
- Walter S. Ryan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Box car door seal
- Patent number 5,009,036
- Issue date Apr 23, 1991
- Pennsylvania Rail Car Company
- Walter S. Ryan
- B60 - VEHICLES IN GENERAL