Hans Langenfelder

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Mannheim, DT

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Patents Grantslast 30 patents

Information Patent Grant
Flowable aqueous pigment formulations containing dipropylene glycol
- Patent number 3,966,488
- Issue date Jun 29, 1976
- BASF Aktiengesellschaft
- Hans Langenfelder
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...