Karl K. K. M. Brauer

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Music slide rule reference device and system
- Patent number 5,597,969
- Issue date Jan 28, 1997
- Mayr; Leslie
- Karl K. K. M. Brauer
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS