Francisco Javier Esquerra Barraza

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Nogales, MX

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Patents Grantslast 30 patents

Information Patent Grant
Combination locks with improved code-changing features
- Patent number 9,003,844
- Issue date Apr 14, 2015
- Master Lock Company LLC
- Francisco Javier Esquerra Barraza
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
COMBINATION LOCKS WITH IMPROVED CODE-CHANGING FEATURES
- Publication number 20130174621
- Publication date Jul 11, 2013
- MASTER LOCK COMPANY LLC
- Francisco Javier Esquerra Barraza
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES