71682168
Feb 23, 1955
Jan 3, 1956
COLLETS; PUSHERS; TOOLHOLDERS; AND TOOLS AND ATTACHMENTS, FOR AUTOMATIC SCREW MACHINES-NAMELY, THREADING TOOLS AND ATTACHMENTS, TAPPING TOOLS AND ATTACHMENTS, SLOTTING ATTACHMENTS, KNURLING TOOLS AND ATTACHMENTS, BURNISHING TOOLS AND ATTACHMENTS, AND PICK-OFF TOOLS AND ATTACHMENTS
Yarns and Threads