Washing – cleaning – or drying machine – Washing – cleaning – or drying machine – Surface treatment – e.g. – floor – street – etc.
Patent
1985-07-17
1988-08-02
Burke, Wallace R.
Washing, cleaning, or drying machine
Washing, cleaning, or drying machine
Surface treatment, e.g., floor, street, etc.
Patent
active
D02970619
REFERENCES:
patent: D254788 (1980-04-01), Nauta
patent: D264591 (1982-05-01), Jacobs
patent: D270960 (1983-10-01), Parise et al.
patent: 3883301 (1975-05-01), Emrick et al.
patent: 4019218 (1977-04-01), Cyphert
patent: 4095309 (1978-06-01), Sundheim
patent: 4542556 (1985-09-01), Hepple
Burke Wallace R.
Rug Doctor, Inc.
Takemoto Ruth
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