Invention Grant
- Patent Title: Dust bag for suction cleaners
- Patent Title (中): 吸尘器用吸尘袋
-
Application No.: US22915038Application Date: 1938-09-09
-
Publication No.: US2243353APublication Date: 1941-05-27
- Inventor: MARTINET EUGENE F , SCHOOR HAROLD VAN
- Applicant: P A GEIER CO
- Assignee: P A Geier Co
- Current Assignee: P A Geier Co
- Priority: US22915038 1938-09-09
- Main IPC: A47L9/14
- IPC: A47L9/14
Information query
