Patents Assigned to Maschinenfabrik Von Arx AG - Justia Patents Search

Patents Assigned to Maschinenfabrik Von Arx AG

Surface-cleaning apparatus

Patent number: D252553

Type: Grant

Filed: January 14, 1977

Date of Patent: August 7, 1979

Assignee: Maschinenfabrik Von Arx AG

Inventor: Paul Dummermuth
Pneumatic tool for cleaning, descaling or roughening metallic surfaces or the like

Patent number: D269247

Type: Grant

Filed: October 2, 1980

Date of Patent: June 7, 1983

Assignee: Maschinenfabrik, von Arx AG

Inventors: Fritz Lenzin, Paul Dummermuth