US PATENT SUBCLASS 83 / 920
SHINGLE MAKING
Current as of: June, 1999
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DEFINITION
Classification: 83/920
Cutting roofing shingles from a web of composition material.
SEE OR SEARCH THIS CLASS, SUBCLASS:
300, and 303, for flying-type shingle cutter.
704+, for a wood-shingle cutting device wherein the work is moved in two directions along a path parallel in to the plane of cut and in a direction transverse to the plane of cut.