Richard Chappel

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Independence, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Collapsible core of a mold for forming internal features such as th...
- Patent number 9,808,975
- Issue date Nov 7, 2017
- Paradise Mold and Die LLC
- Richard Chappel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Collapsible core of a mold for forming internal features such as th...
- Publication number 20150115502
- Publication date Apr 30, 2015
- Paradise Mold and Die LLC
- Richard Chappel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL