1509456

Information

• Patent Grant
• 1509456

• References
• Source

• Patent Number

  1,509,456

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1924
  100 years ago

• CPC

  • B29D21/00 - Producing hair combs or similar toothed or slotted articles
  • B29C43/00 - Compression moulding

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus