US PATENT SUBCLASS 72 / 29.1
.~.~ Utilizing electrical energy

Current as of: June, 1999
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72 /   HD   METAL DEFORMING

28.1  DF  WITH USE OF SELF REGULATING CONTROL SYSTEM UTILIZING ELECTRICAL OR HYDRAULIC ENERGY {2}
28.2  DF  .~ Metal deforming by use of roller or roller-like tool element {1}
29.1.~.~ Utilizing electrical energy

DEFINITION

Classification: 72/29.1

Utilizing electrical energy:

(under subclass 28.2) Subject matter wherein the motive power for a driving motor thereof is electricity.