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Patents Grantslast 30 patents

Information Patent Grant
Device for controlling the variation in pitch of the blades of a fan
- Patent number 4,061,440
- Issue date Dec 6, 1977
- Ratier-Forest
- Pierre A. Belliere
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Broaching machines
- Patent number 4,054,082
- Issue date Oct 18, 1977
- Ratier-Forest
- Rene P. Poincenot
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

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