Conveying device for liquid and gaseous media, such as vacuum cleaners, pumps etc
A Standard patent application filed on 21 April 1998 credited to Roth, Paul
Details
Application number :
62826
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Conveying device for liquid and gaseous media, such as vacuum cleaners, pumps etc