3446885

Information

• Patent Grant
• 3446885

• References
• Source

• Patent Number

  3,446,885

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1969
  55 years ago

• CPC

  • B28B7/346 - Manufacture of moulds
  • B28B7/0067 - with polished or glossy moulding surfaces

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 249 - Static molds