David M. McAndrew

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Melrose, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Non-straight seaming
- Patent number 10,401,721
- Issue date Sep 3, 2019
- Prysm, Inc.
- David M. McAndrew
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
NON-STRAIGHT SEAMING
- Publication number 20170075206
- Publication date Mar 16, 2017
- PRYSM, INC.
- David M. McAndrew
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS