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Inventor
KRUEGER THOMAS E
US
2 patents
Patents
2 patents
US5697061A
Dec 9, 1997
Method and apparatus for providing information concerning products, using radio frequency transmissions
SEATTLE SILICON CORP
69 citations
90
US5335249A
Aug 2, 1994
Method and apparatus for spread spectrum communications
SEATTLE SILICON CORP
65 citations
90