US PATENT SUBCLASS 29 / 905
MAKING COIL WOUND WALL SCREEN

Current as of: June, 1999
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29 /   HD   METAL WORKING

905MAKING COIL WOUND WALL SCREEN

DEFINITION

Classification: 29/905

MAKING COIL WOUND WALL SCREEN:

(under the class definition) Cross-reference art collection of documents relating to a method of manufacturing a filtering device which includes spiral elements for performing the filtering.

SEE OR SEARCH THIS CLASS, SUBCLASS:

896.61, for a method of fabricating a coil wound wall screen of multiperforated metal.

SEE OR SEARCH CLASS

140, Wireworking,

71+, for a method of making an article from wire.