with fire retardant measures in frame

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Patents Grantslast 30 patents

Information Patent Grant
Fire rated door
- Patent number 10,273,746
- Issue date Apr 30, 2019
- William F. O'Keeffe
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Fire door
- Patent number 9,932,767
- Issue date Apr 3, 2018
- Daifuku Co., Ltd.
- Yukihisa Matsuo
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Method and branching determination device for determining a branchi...
- Patent number 9,109,391
- Issue date Aug 18, 2015
- Siemens Aktiengesellschaft
- Thomas Beck
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Panel-sealing and securing system
- Patent number 8,484,916
- Issue date Jul 16, 2013
- F. Aziz Farag
- E04 - BUILDING
Information Patent Grant
Process for the inhibition of spread of fire and for protection aga...
- Patent number 4,850,173
- Issue date Jul 25, 1989
- Magyar Tudomanyos Akademia Kozponti Kemiai Kutato Intezete and Epitestudomany...
- Herman Beyer
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
1769757
- Patent number 1,769,757
- Issue date Jul 1, 1930
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS