Vacuum cleaner

Details Vacuum cleaner Vacuum cleaner

1989-01-30

1990-12-11

Word, A. Hugo

Washing, cleaning, or drying machine

Washing, cleaning, or drying machine

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

Patent

active

D03129020

REFERENCES:
patent: D144529 (1946-04-01), Walker
patent: D174395 (1955-04-01), Meyerhoefer
patent: D187688 (1960-04-01), Descarries
patent: D206574 (1967-01-01), Cook
patent: D227694 (1973-07-01), Haynes
patent: D233647 (1974-11-01), Diehl
patent: D235726 (1975-07-01), Williams
patent: D247117 (1978-01-01), Yoshida et al.
patent: D270865 (1983-10-01), Moine
patent: D276944 (1984-12-01), Parker et al.
patent: D288972 (1987-03-01), Morioka et al.
patent: D296188 (1960-11-01), Descarries
patent: 3614804 (1971-10-01), Grellson
patent: 3816983 (1974-06-01), Sawada et al.

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