Max Haas

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Kriens, CH

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Patents Grantslast 30 patents

Information Patent Grant
Door drive for doors of elevator cars
- Patent number 4,711,323
- Issue date Dec 8, 1987
- Inventio AG
- Max Haas
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Double panel sliding door, especially for elevators
- Patent number 4,588,049
- Issue date May 13, 1986
- Inventio AG
- Max Haas
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Double panel sliding door, especially for elevators
- Patent number 4,564,087
- Issue date Jan 14, 1986
- Inventio AG
- Max Haas
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lift landing door frame arrangement
- Patent number 4,489,527
- Issue date Dec 25, 1984
- Inventio AG
- Max Haas
- B66 - HOISTING LIFTING HAULING