US PATENT SUBCLASS 238 / 175
.~ Special rails
Current as of:
June, 1999
Click
HD
for Main Headings
Click for
All Classes
Internet Version by
PATENTEC
© 1999
     
Terms of Use
238 /
HD
RAILWAYS: SURFACE TRACK
151
DF
RAIL JOINTS
{28}
175
.~ Special rails {3}
176
DF
.~.~
> Channels
177
DF
.~.~
> T-web U-base
178
DF
.~.~
> Flat
DEFINITION
Classification: 238/175
Rail-joints for rails of unusual cross-sectional shape.