US PATENT SUBCLASS 451 / 527-- .~ Interrupted or composite work face (e.g., cracked, nonplanar, etc.)

US PATENT SUBCLASS 451 / 527
.~ Interrupted or composite work face (e.g., cracked, nonplanar, etc.)

Current as of: June, 1999
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451 /	HD	ABRADING

526	DF	FLEXIBLE-MEMBER TOOL, PER SE {5}
527		.~ Interrupted or composite work face (e.g., cracked, nonplanar, etc.) {2}
528	DF	.~.~> Uniform thickness nonplanar
529	DF	.~.~> Sectional

DEFINITION

Classification: 451/527

Interrupted or composite work face (e.g., cracked, nonplanar, etc.):

(under subclass 526) Flexible-member tool whose abrasive surface is (a) corrugated, pleated, or grooved; (b) apertured; (c) comprised of discrete abrasive areas on the supporting structure; (d) cracked or slit; or (e) made up of sheets* or components* disposed in adjoining or contiguous relation.

SEE OR SEARCH CLASS

15, Brushing, Scrubbing, and General Cleaning,

230.14, for a cleaning tool having an interrupted or composite work face and subclass 230.16 for a cleaning tool having an interrupted work engaging surface.