Window washer

Washing – cleaning – or drying machine – Laundering – cleaning – or drying tools or implements – Scraper – duster – mop – or sponge

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Details

D32 42, D 9338

Patent

active

D02913780

REFERENCES:
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patent: 3837747 (1974-09-01), Seymore
patent: 4013369 (1977-03-01), Turek
patent: 4050111 (1977-09-01), Mallory

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