Clifford Duff

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Medina, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic non-locking low-profile telescoping masts
- Patent number 9,520,642
- Issue date Dec 13, 2016
- The Will-Burt Company
- Paul Bradford Blackwelder
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
PNEUMATIC NON-LOCKING LOW-PROFILE TELESCOPING MASTS
- Publication number 20160301128
- Publication date Oct 13, 2016
- THE WILL-BURT COMPANY
- Paul Bradford Blackwelder
- E04 - BUILDING