Process and apparatus for the treatment of animal hair and feathers or vegetable fibres
A Standard patent application filed on 24 November 1989 credited to Doevenspeck, Heinz
;
Ferrier, Robert McDougall
Details
Application number :
45537
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Process and apparatus for the treatment of animal hair and feathers or vegetable fibres