3528637

Information

• Patent Grant
• 3528637

• References
• Source

• Patent Number

  3,528,637

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1970
  54 years ago

• CPC

  • B29C45/4421 - using expansible or collapsible cores
  • B29C45/2622 - for moulding interrupted screw threads
  • B29D1/00 - Producing articles with screw-threads

• US Classifications

  • 249 - Static molds
  • 164 - Metal founding