US PATENT SUBCLASS 396 / 412
.~.~ Spring motor

Current as of: June, 1999
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396 /   HD   PHOTOGRAPHY

387  DF  WITH FILM DRIVE {7}
411  DF  .~ Mechanical detail {7}
412.~.~ Spring motor

DEFINITION

Classification: 396/412

Spring motor:

(under subclass 411) Subject matter including means to mechanically store energy.

SEE OR SEARCH CLASS

185, Motors: Spring, Weight, or Animal Powered,

37+, for a spring motor, per se.