US PATENT SUBCLASS 72 / 10.8
.~.~ Requiring operative intervention (e.g., for safety)

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

6.1  DF  WITH USE OF CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR {7}
6.2  DF  .~ Metal deforming by use of roller or roller-like tool element {8}
10.8.~.~ Requiring operative intervention (e.g., for safety) {1}
10.9  DF  .~.~.~> With pause awaiting input from operative

DEFINITION

Classification: 72/10.8

Requiring operative intervention (e.g., for safety):

(under subclass 6.2) Subject matter in which action by a person necessary for the subject matter to operate.