US PATENT SUBCLASS 205 / 73-- .~ Roll, ring, or hollow body

US PATENT SUBCLASS 205 / 73
.~ Roll, ring, or hollow body

Current as of: June, 1999
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205 /	HD	ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

67	DF	ELECTROFORMING OR COMPOSITION THEREFOR {11}
73		.~ Roll, ring, or hollow body

DEFINITION

Classification: 205/73

Roll, ring, or hollow body:

(under subclass 67) Subject matter wherein rolls, rings, or hollow bodies are produced.

SEE OR SEARCH THIS CLASS, SUBCLASS:

76, for processes wherein rings or rolls are formed, stripped and cut to make sheets or strips.

SEE OR SEARCH CLASS

29, Metal Working, for diverse manufacturing and metal working processes in general for producing hollow articles, see especially

1.2+, 435, 454, 455.1, 463, 888+, 889.72+, 890.03+, 890.06, 890.08, 890.12+, 890.14+, 895+, and 899.1.

492, Roll or Roller, for a roll, per se, not elsewhere provided for, and see the notes thereunder.