73806937
Jun 16, 1989
Jan 1, 1991
PRECISION BONDING AND WELDING EQUIPMENT, NAMELY, WELD TRANSFORMERS, WELD HEADS, REFLOW SOLDERING HEADS, ELECTRODES, FOOT SWITCHES AND OPTICAL ILLUMINATOR SYSTEMS FOR USE IN PRECISION WELDING AND BONDING COMPRISING A HOUSING, A LIGHT SOURCE WITHIN THE HOUSING, FIBER OPTICS, AND MAGNIFYING OPTICS; WELDING AND SOLDERING POWER SUPPLY UNITS, POWER SUPPLY UNITS FOR PARALLEL GAP BONDING AND REFLOW SOLDERING; MATERIAL STRENGTH TESTERS; AND MICRO-ELECTRONIC WIRE BOND PULL TESTERS
Electrical and Scientific Apparatus