US PATENT SUBCLASS 492 / 43
WITH SPIRAL MEMBER
Current as of: June, 1999
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DEFINITION
Classification: 492/43
WITH SPIRAL MEMBER:
(under the class definition) Roll which includes an element wrapped around the longitudinal axis of the roll in a conical helix.
(1) Note. For successive separate layers covering one another radially of the roll, see this class, subclasses 49+ and the notes thereto.
SEE OR SEARCH THIS CLASS, SUBCLASS:
49+, see (1) Note, above.
SEE OR SEARCH CLASS
15, Brushing, Scrubbing, and General Cleaning,
182, for a rotary brush or broom implement in which a brushing element is mounted in spiral arrangement. 428, Stock Material or Miscellaneous Articles,
592, for metallic stock material which is spiral or has a spiral component.
