Vacuum cleaner

Details Vacuum cleaner Vacuum cleaner

1991-08-22

1993-09-14

McInroy, Ruth

Washing, cleaning, or drying machine

Washing, cleaning, or drying machine

Surface treatment, e.g., floor, street, etc.

Patent

active

D03394336

REFERENCES:
patent: D248762 (1978-08-01), Burgess et al.
patent: D293728 (1988-01-01), Ohhira et al.
patent: D301784 (1989-06-01), Petralia et al.
patent: D309806 (1990-08-01), Chieda et al.
patent: D316167 (1991-04-01), Petralia et al.
patent: D319517 (1991-08-01), Sovis et al.
patent: 4955106 (1990-09-01), Stein et al.

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