Paul Oskar Birger Widen

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Uppsala, SW

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Patents Grantslast 30 patents

Information Patent Grant
Plastic container and breakable sealing unit ultrasonically welded...
- Patent number 4,011,961
- Issue date Mar 15, 1977
- Pharmacia Aktiebolag
- Paul Oskar Birger Widen
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL