US PATENT SUBCLASS 238 / 310
FASTENINGS

Current as of: June, 1999
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238 /   HD   RAILWAYS: SURFACE TRACK

310FASTENINGS {12}
311  DF  .~> Welded
312  DF  .~> Protective boxes and closures
313  DF  .~> Universal
314  DF  .~> Yoke
315  DF  .~> Rail anchors {6}
331  DF  .~> Transverse slide {3}
335  DF  .~> Abutting screw point
336  DF  .~> Rail brace {1}
338  DF  .~> Clamps {13}
366  DF  .~> Spikes {9}
377  DF  .~> Bolt anchors and sleeves
378  DF  .~> U-bolts and clips

DEFINITION

Classification: 238/310

Fastenings not otherwise classified for railway-track structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

14.05+, particularly subclasses 14.13, 14.1 and 14.15 for fastenings designed to secure a rail-bond or other electric connector to a rail.