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Patents Grantslast 30 patents

Information Patent Grant
Multiple direction railroad gate release mechanism
- Patent number 10,414,419
- Issue date Sep 17, 2019
- MTR Technologies, Inc.
- David Leon Brandt
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
MULTIPLE DIRECTION RAILROAD GATE RELEASE MECHANISM
- Publication number 20170313333
- Publication date Nov 2, 2017
- MTR Technologies, Inc.
- David Leon Brandt
- B61 - RAILWAYS