Wood Turning Patents (Class 142)
Miscellaneous (Class 142/1)
Polygonal section
Pattern section
Circular section
Carriage feed (Class 142/47)
Tool rests and work supports (Class 142/48)
Tool rests (Class 142/49)
Steady rests
Lathe centers (Class 142/53)
Hollow mandrels (Class 142/54)
Attachments (Class 142/55)
Turning tools (Class 142/56)
Work holders

Foreign Patent Art Collections

Class-related foreign documents (Class 142/FOR000)