Kabushiki Kaisha F R C

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of making window frame for concrete wall panel
- Patent number 5,798,011
- Issue date Aug 25, 1998
- Kajima Corporation
- Tatsuo Suenaga
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Window frame for concrete wall panel
- Patent number 5,356,687
- Issue date Oct 18, 1994
- Kajima Corporation
- Tatsuo Suenaga
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS