2379971

Information

• Patent Grant
• 2379971

• References
• Source

• Patent Number

  2,379,971

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1945
  79 years ago

• CPC

  • B42C11/06 - Machines or equipment for casing-in by welding plastic materials
  • B29C45/14 - incorporating preformed parts or layers
  • B29C45/14467 - Joining articles or parts of a single article
  • B29C65/70 - by moulding
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29L2031/705 - Books, albums

• US Classifications

  • 249 - Static molds
  • 235 - Registers
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 281 - Books, strips, and leaves
  • 412 - Bookbinding: process and apparatus
  • 425 - Plastic article or earthenware shaping or treating: apparatus