US PATENT SUBCLASS 216 / 22
FORMING OR TREATING ARTICLE CONTAINING MAGNETICALLY RESPONSIVE MATERIAL


Current as of: June, 1999
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216 /   HD   ETCHING A SUBSTRATE: PROCESSES

22FORMING OR TREATING ARTICLE CONTAINING MAGNETICALLY RESPONSIVE MATERIAL


DEFINITION

Classification: 216/22

FORMING OR TREATING ARTICLE CONTAINING MAGNETICALLY RESPONSIVE MATERIAL:

(under the class definition) Process wherein etching is used in the forming or treating of an article which contains material therein which is responsive to magnetism.

SEE OR SEARCH CLASS

29, Metal Working,

607+, for the making of permanent magnets and electromagnets.