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Browse By Year 1981: Browse By Date:
 
January:Jan 06, 1981Jan 13, 1981Jan 20, 1981Jan 27, 1981
February:Feb 03, 1981Feb 10, 1981Feb 17, 1981Feb 24, 1981
March:Mar 03, 1981Mar 10, 1981Mar 17, 1981Mar 24, 1981Mar 31, 1981
April:Apr 07, 1981Apr 14, 1981Apr 21, 1981Apr 28, 1981
May:May 05, 1981May 12, 1981May 19, 1981May 26, 1981
June:Jun 02, 1981Jun 09, 1981Jun 16, 1981Jun 23, 1981Jun 30, 1981
July:Jul 07, 1981Jul 14, 1981Jul 21, 1981Jul 28, 1981
August:Aug 04, 1981Aug 11, 1981Aug 18, 1981Aug 25, 1981
September:Sep 01, 1981Sep 08, 1981Sep 15, 1981Sep 22, 1981Sep 29, 1981
October:Oct 06, 1981Oct 13, 1981Oct 20, 1981Oct 27, 1981
November:Nov 03, 1981Nov 10, 1981Nov 17, 1981Nov 24, 1981
December:Dec 01, 1981Dec 08, 1981Dec 15, 1981Dec 22, 1981Dec 29, 1981
US Patent Applications By Date
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