David M. Sellepack

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Delton, MI, US

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Patents Applicationslast 30 patents

Information Patent Application
Polymeric watercraft and manufacture method thereof
- Publication number 20020109251
- Publication date Aug 15, 2002
- David M. Sellepack
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Polymeric watercraft and manufacture method thereof
- Publication number 20020109256
- Publication date Aug 15, 2002
- David M. Sellepack
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL