Willibald Wannemacher

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Bierbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Channel construction machinery having a levelling and material lini...
- Patent number 4,472,089
- Issue date Sep 18, 1984
- Mannesmann Aktiengesellschaft
- Egon Bruderle
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Canal building apparatus
- Patent number 4,432,672
- Issue date Feb 21, 1984
- Mannesmann Demag AG
- Egon U. Bruderle
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING