John Bowman

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St. John, IN, US

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Patents Applicationslast 30 patents

Information Patent Application
Commercial signs including magnetic components incorporating replac...
- Publication number 20130036639
- Publication date Feb 14, 2013
- John Bowman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Magnetic signs with replaceable messages
- Publication number 20120060398
- Publication date Mar 15, 2012
- John Bowman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Sign with interchangeable magnetic display.
- Publication number 20110192064
- Publication date Aug 11, 2011
- John Bowman
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS