1877403

Information

• Patent Grant
• 1877403

• References
• Source

• Patent Number

  1,877,403

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1932
  92 years ago

• CPC

  • G04D3/062 - Shaping without chipping away
  • Y10S425/808 - Lens mold

• US Classifications

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