1930301

Information

• Patent Grant
• 1930301

• References
• Source

• Patent Number

  1,930,301

• Date Filed

  Not available

• Date Issued

  Tuesday, October 10, 1933
  91 years ago

• CPC

  • B41M1/32 - on rubber

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 101 - Printing
  • 281 - Books, strips, and leaves
  • 283 - Printed matter