Peter O. Erlandsen

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South Glastonbury, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Swing arm to prevent sway of elevator ropes
- Patent number 5,947,232
- Issue date Sep 7, 1999
- Otis Elevator Company
- Boris G. Traktovenko
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
System and method for minimizing horizontal vibration of elevator c...
- Patent number 5,861,084
- Issue date Jan 19, 1999
- Otis Elevator Company
- Frederick H. Barker
- B66 - HOISTING LIFTING HAULING