Leonard D. Isban

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Plymouth, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Interior reinforcing structure for a door and method of installing...
- Patent number 9,790,734
- Issue date Oct 17, 2017
- American Containers, Inc.
- Leonard D. Isban
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Hollow door construction using an improved void filler
- Patent number 5,167,105
- Issue date Dec 1, 1992
- American Containers, Inc.
- Leonard D. Isban
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS