US PATENT SUBCLASS 238 / 100
.~.~.~.~ Sides
Current as of:
June, 1999
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238 /
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RAILWAYS: SURFACE TRACK
29
DF
TIES
{9}
83
DF
.~ Nonmetallic {1}
84
DF
.~.~ Plastic compound {2}
95
DF
.~.~.~ Armored {8}
100
.~.~.~.~ Sides
DEFINITION
Classification: 238/100
Side casings for cement ties.