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Inventor
HARTNER HELMUT
DE
2 patents
⚠️ This page may combine multiple inventors who share the name “HARTNER HELMUT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RUETGERSWERKE AG
1 patent
US5304237A
Apr 19, 1994
Chromium-free wood preservatives
RUETGERSWERKE AG
42 citations
88
WEYL GMBH
1 patent
US6506795B1
Jan 14, 2003
Wood preservatives
WEYL GMBH
8 citations
64