1687498

Information

• Patent Grant
• 1687498

• References
• Source

• Patent Number

  1,687,498

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1928
  96 years ago

• CPC

  • B41N1/12 - non-metallic other than stone
  • B41C1/006 - the relief or intaglio pattern being obtained by abrasive means
  • Y10T29/49563 - with coating or casting about a core

• US Classifications

  • 101 - Printing
  • 029 - Metal working
  • 492 - Roll or roller