Johannes Harald Bierlich

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Charlottenlund, DK

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Patents Grantslast 30 patents

Information Patent Grant
Double-glazed doors or windows and frame assemblies therefor
- Patent number 4,164,830
- Issue date Aug 21, 1979
- Johannes H. Bierlich
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Window assemblies
- Patent number 4,106,237
- Issue date Aug 15, 1978
- Johannes Harald Bierlich
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Ventilators
- Patent number 4,073,224
- Issue date Feb 14, 1978
- Johannes Harald Bierlich
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Hinge for use with window assembly
- Patent number 4,069,548
- Issue date Jan 24, 1978
- Johannes Harald Bierlich
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Operating mechanism for doors and windows
- Patent number 4,059,924
- Issue date Nov 29, 1977
- Johannes Harald Bierlich
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Hinge and hinge and pivot arrangement
- Patent number 4,035,953
- Issue date Jul 19, 1977
- Johannes Harald Bierlich
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES