Wenk, Paul, Dr.

CH-4123 Allschwil

Trademarks, designs and patents

Weitere neue Resorcinäther

European patent · EP0222962 · Inventor

Deleted
Neue fluorierte Resorcinether

European patent · EP0222961 · Inventor

Deleted
Neue Resorcinäther

European patent · EP0165897 · Inventor

Deleted