John T. Forbis

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Perrysburg, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Single hung window
- Patent number D365883
- Issue date Jan 2, 1996
- Great Lakes Window Inc.
- John T. Forbis
- D25 - Building units and construction elements
Information Patent Grant
Removable sash window construction having releasable guide members
- Patent number 5,414,962
- Issue date May 16, 1995
- Chelsea Industries, Inc.
- John T. Forbis
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Balance system for laterally biased sash guides
- Patent number 5,119,592
- Issue date Jun 9, 1992
- Caldwell Manufacturing Company
- Norman R. Westfall
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES