US PATENT SUBCLASS 126 / 903
SOLAR COLLECTOR CLEANING DEVICE
Current as of:
June, 1999
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126 /
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STOVES AND FURNACES
903
SOLAR COLLECTOR CLEANING DEVICE
DEFINITION
Classification: 126/903
SOLAR COLLECTOR CLEANING DEVICE:
A collection of patents disclosing means by which a solar collector is kept free from dirt or foreign matter.
