US PATENT SUBCLASS 29 / 890.149
.~.~ Elbow or L-shaped fitting making

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

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
890.14  DF  .~ Gas and water specific plumbing component making {9}
890.149.~.~ Elbow or L-shaped fitting making

DEFINITION

Classification: 29/890.149

Elbow or L-shaped fitting making:

(under subclass 890.14) Process wherein the manufactured article is an accessory part or component especially adapted for use in a fluid system, which part or component has a form or configuration similar to the bent joint in the human arm or to the 12th letter of the English alphabet.