US PATENT SUBCLASS 238 / 20
.~ Two-rail chair

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

17  DF  GUARDRAILS {5}
20.~ Two-rail chair

DEFINITION

Classification: 238/20

Rail-chairs or shoes designed to rest upon ties and each support a traction and a guard rail.