CHALLENGE
PRECISION EQUIPMENT FOR LAYOUT AND INSPECTION-NAMELY, LAYOUT SURFACE PLATE, CLAMP EDGE LAYOUT PLATE, READING TABLES, WELDING TABLES, CHECKING TABLES, BENCH PLATES, ROUND LAPPING PLATES, BENCH BLOCKS, LAPPING PLATES, STRAIGHT EDGES, PARALLEL STRAIGHT EDGES, SURFACE PLATES, FLOOR PLATES, RIGHT ANGLE IRONS, ANGLE PLATES, SOLID PARALLELS, BOX PARALLELS, UNIVERSAL BOX ANGLES, AND VBLOCKS
Expired · September 4, 1958 · 72058335 ·