Theodor Hirzel

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Widen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method of making a device for conducting a fluid between a space bo...
- Patent number 6,015,518
- Issue date Jan 18, 2000
- Unipor AG
- Theodor Hirzel
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Metallic material
- Patent number 5,840,415
- Issue date Nov 24, 1998
- Unipor AG
- Theodor Hirzel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of forming and shaping metallic material
- Patent number 5,322,657
- Issue date Jun 21, 1994
- Unipor AG
- Theodor Hirzel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Mold body for the deep drawing of foils and for casting of structur...
- Patent number 5,061,427
- Issue date Oct 29, 1991
- Theodor Hirzel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL