US PATENT SUBCLASS 16 / 87.8
.~.~ With antifriction means
Current as of:
June, 1999
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16 /
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MISCELLANEOUS HARDWARE
87 R
DF
PANEL HANGERS, TRAVELERS AND/OR TRACKS
{13}
87.2
DF
.~ With flexible panel attaching means {2}
87.8
.~.~ With antifriction means
DEFINITION
Classification: 16/87.8
(under subclass 87.2) Devices in which antifriction means is used between the traveler and the track.
SEE OR SEARCH THIS CLASS, SUBCLASS:
87.6, for antifriction means with hollow, slotted or covered tracks.
88, 89 and 97+, for traveler elements, per se, equipped with either balls, rollers or wheels.
SEE OR SEARCH CLASS
104, Railways,
93, for suspended railways of the single rail type. 105, Railway Rolling Stock,
150, for suspended railway rolling stock of the single rail type.
160, Flexible or Portable Closure, Partition, or Panel,
19, and 347 for antifriction means.
