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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for preventing external detection of signal in...
- Patent number 5,351,292
- Issue date Sep 27, 1994
- Cominvest Research AB
- Per Lindholm
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for preventing external detection of signal in...
- Patent number 5,157,725
- Issue date Oct 20, 1992
- Cominvest Research AB
- Per Lindholm
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

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