1720318

Information

• Patent Grant
• 1720318

• References
• Source

• Patent Number

  1,720,318

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1929
  95 years ago

• CPC

  • B41L47/04 - of flat or curved plates for relief printing
  • B41L29/00 - Devices for attaching printing elements or formes to supports
  • Y10T29/53943 - Hand gripper for direct push or pull
  • Y10T29/53996 - by deforming

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 030 - Cutlery
  • 101 - Printing
  • 173 - Tool driving or impacting