Charles Folk

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Patents Grantslast 30 patents

Information Patent Grant
Solar educational monument
- Patent number 9,852,657
- Issue date Dec 26, 2017
- Charles Folk
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
SOLAR EDUCATIONAL MONUMENT
- Publication number 20150125841
- Publication date May 7, 2015
- Charles Folk
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS