Title:
SWIMMING POOL VACUUMING APPARATUS
United States Patent 3443264
Inventors:
Miller, Robert E.
Publication Date:
05/13/1969
Assignee:
Robert, Miller E.
Other Classes:
210/167.120, 134/167R, 210/94, 210/477
International Classes:
E04H4/16; E04H4/00; E04H3/16; B08B5/04