Fernand Scherrer

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Patents Grantslast 30 patents

Information Patent Grant
Double filter insert for an air cleaning apparatus
- Patent number 4,880,448
- Issue date Nov 14, 1989
- Periso SA Elektro-Industrie
- Fernand Scherrer
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...