US PATENT SUBCLASS 104 / 10
.~ Tamper

Current as of: June, 1999
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104 /   HD   RAILWAYS

2  DF  TRACK LAYERS {11}
10.~ Tamper {3}
11  DF  .~.~> Pneumatic injector
12  DF  .~.~> Car mounted
13  DF  .~.~> Hand tools {1}

DEFINITION

Classification: 104/10

(under subclass 2) Apparatus and tools for tamping the ballast, cement, or earth around ties.

SEE OR SEARCH CLASS

81, Tools,

463, for impact tools of general application and see the Notes thereto for other impact tools.

173, Tool Driving or Impacting,

90+, and see the search notes therein for a means to impact a tool or the like.