US PATENT SUBCLASS 124 / 7
.~.~ Spring

Current as of: June, 1999
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124 /   HD   MECHANICAL GUNS AND PROJECTORS

4  DF  CENTRIFUGAL {2}
6  DF  .~ Mechanical {1}
7.~.~ Spring {1}
8  DF  .~.~.~> Rotating about vertical axis {1}

DEFINITION

Classification: 124/7

(under subclass 6) Devices in which the mechanical throwing device is actuated by a spring. Includes devices for mechanically pitching a baseball.

SEE OR SEARCH CLASS

16, Miscellaneous Hardware,

72+, for closing devices using springs of a similar nature.