Piet Mantel

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Alkmaar, NL

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Patents Grantslast 30 patents

Information Patent Grant
Vertical spigot joint
- Patent number 4,557,507
- Issue date Dec 10, 1985
- Hoogovens Groep B.V.
- Jacobus J. Commandeur
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...