2619031

Information

• Patent Grant
• 2619031

• References
• Source

• Patent Number

  2,619,031

• Date Filed

  Not available

• Date Issued

  Tuesday, November 25, 1952
  72 years ago

• CPC

  • D06H1/003 - by passing a needle through the layers

• US Classifications

  • 101 - Printing
  • 118 - Coating apparatus