44467 ⎘
Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor; Single-purpose machines or devices for grinding crankshafts or crankpins having a grinding wheel turning around the workpiece
Pipe conditioning tool
#2Pendulum grinding machine
#3Pipe conditioning tool
#4Improvements to machining process control
#5Pipe conditioning tool
#6Pipe conditioning tool
#7Pipe conditioning tool