Patent:US3525270

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Patent:US 3525270
Title:Pinwheel with retractable pins
Date:25.08.1970
Place:Franconville, France
Country:USA
Person:Queffeleant, Jacques Michel
Company:Burroughs (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US3525270 (http://v3.espacenet.com/textdoc?DB=EPODOC&F=0&IDX=US3525270) (espacenet),  US3525270 (http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/FPTO/srchnum.htm&r=1&f=G&l=50&s1=3525270.PN.&OS=PN/3525270&RS=PN/3525270) (uspto)


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