US PATENT SUBCLASS 105 / 11
.~.~.~ Pneumatic

Current as of: June, 1999
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105 /   HD   RAILWAY ROLLING STOCK

1.4  DF  TRAINS {6}
8.1  DF  .~ Vestibule connections {6}
10  DF  .~.~ Face-plate expanders {4}
11.~.~.~ Pneumatic

DEFINITION

Classification: 105/11

(under subclass 10) Devices including face-plate expanders in which the object is accomplished by air-pressure.