Steven Leivenzon

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Caulfield, AU

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Patents Grantslast 30 patents

Information Patent Grant
Indicating means for a door operator device
- Patent number 4,533,905
- Issue date Aug 6, 1985
- Firmagroup Australia Pty. Ltd.
- Simon Leivenzon
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Mullion section member
- Patent number 4,449,562
- Issue date May 22, 1984
- Firmagroup Australia Pty. Ltd.
- Simon Leivenzon
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Mechanism for stopping the drive or reversing the drive of motors o...
- Patent number 4,342,354
- Issue date Aug 3, 1982
- Firmaframe Nominees Pty. Ltd.
- Simon Leivenzon
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Roller door and frame combination
- Patent number 4,234,033
- Issue date Nov 18, 1980
- Firmaframe Nominees Proprietary Limited
- Simon Leivenzon
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Door handle lock and latch mechanism for corrugated roller doors
- Patent number 4,182,144
- Issue date Jan 8, 1980
- Firmaframe Nominees Proprietary Ltd.
- Simon Leivenzon
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES