- Printing presses (8)
- Presses, envelope, printing (2)
- Printing plates (6)
- Plates, metal: engravers' (3)
- Plates, offset (3)
- Printing trade parts and attachments (1)
- Copy holders, printers' (1)
- Type casting, founding, or melting machines (1)
- Typesetting machines: linotype, monotype, intertype, etc. (1)
