A47L 5/10

With driven dust-loosening tools

Official title: with driven dust-loosening tools

A47L5/10 (With driven dust-loosening tools) appears on 4 US grants and 2 published applications in this corpus.

Search patents in A47L
Granted patents
4
Published applications
2
Assignees
4
Inventors
11
Latest grant
28 Feb 1995