Vacuum cleaner

Details Vacuum cleaner Vacuum cleaner

1989-12-19

1991-12-10

Word, A. Hugo

Washing, cleaning, or drying machine

Washing, cleaning, or drying machine

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

Patent

active

D03223396

REFERENCES:
patent: D243944 (1975-01-01), Zijlstra
patent: D289213 (1987-04-01), Perkins
patent: D292833 (1987-11-01), Busalt
patent: D296944 (1988-07-01), Yamamoto et al.
patent: D297475 (1988-08-01), Umehara et al.
patent: D297675 (1988-09-01), Umehara et al.
N. V. Philips Product Catalog for 1990/91, p. 4.
N. V. Philips Catalog, 1988, pp. 6-9.

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