Wilhelmus F. T. C. Olderaan

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Hardenberg, NL

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for installing a sealing ring
- Patent number 4,435,888
- Issue date Mar 13, 1984
- Wavin B.V.
- Wilhelmus F. T. C. Olderaan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and device for forming an internal annular groove in a plast...
- Patent number 4,395,379
- Issue date Jul 26, 1983
- Wavin B.V.
- Kornelis Herder
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for installing a sealing ring
- Patent number 4,304,037
- Issue date Dec 8, 1981
- Wavin B.V.
- Wilhelmus F. T. C. Olderaan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR