-
-
Sealing element
-
Patent number 10,604,931
-
Issue date Mar 31, 2020
-
SAPA AS
-
Manfred Spannbauer
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
-
-
-
-
Curtain wall elements
-
Patent number 9,617,733
-
Issue date Apr 11, 2017
-
A. & D. PREVOST INC.
-
Jocelyn Grisé
-
E04 - BUILDING
-
-
-
Ventilation device
-
Patent number 5,505,659
-
Issue date Apr 9, 1996
-
Product Design & Innovation Limited
-
John George Hamilton
-
F24 - HEATING RANGES VENTILATING
-
Ventilation device
-
Patent number 4,957,038
-
Issue date Sep 18, 1990
-
John G. Hamilton
-
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS