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Leadholder or Related Patent Thumbnail Index |
direct link http://www.leadholder.com/pat-us03952784-1975-hunt.html |
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date of application date granted inventor assignee patent holder country |
1975 April 16 1976 April 27 Donald L. Holland Hunt Manufacturing Co. United States |
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| patent employed on |
 Boston PTR 2
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| © 2001 to 2008 Dennis B. Smith |
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