343175

Information

• Patent Grant
• 343175

• References
• Source

• Patent Number

  343,175

• Date Filed

  Not available

• Date Issued

  Tuesday, June 8, 1886
  138 years ago

• CPC

  • A61F13/514 - backsheet
  • D06H1/003 - by passing a needle through the layers
  • Y10S83/904 - Book index cutting

• US Classifications

  • 118 - Coating apparatus
  • 083 - Cutting