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Leadholder or Related Patent Thumbnail Index |
direct link http://www.leadholder.com/pat-us04124048-1977-kin_992.html |
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date of application date granted inventor assignee patent holder country |
1977 June 21 1978 November 7 Ernst Fischer Möbius and Ruppert KG Germany |
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| patent employed on |
 Koh-I-Noor Lead Pointer 992WC
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| © 2001 to 2008 Dennis B. Smith |
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