David L. Feigenbaum

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Winchester, MA, US

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Patents Applicationslast 30 patents

Information Patent Application
Folding Card
- Publication number 20150371562
- Publication date Dec 24, 2015
- David L. Feigenbaum
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
FACILITATING GROUP DISCUSSION
- Publication number 20080094312
- Publication date Apr 24, 2008
- David L. Feigenbaum
- G06 - COMPUTING CALCULATING COUNTING