William F. Rosenplanter

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Wallingford, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Valving rod with scraper device for foam dispensing apparatus
- Patent number 5,074,470
- Issue date Dec 24, 1991
- Olin Corporation
- William F. Rosenplanter
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Cartridge heater for foam dispensing apparatus
- Patent number 5,050,776
- Issue date Sep 24, 1991
- Olin Corporation
- William F. Rosenplanter
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Composite valving rod scraper device and cartridge
- Patent number 5,040,728
- Issue date Aug 20, 1991
- Olin Corporation
- John F. Zwirlein
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL