1443378

Information

• Patent Grant
• 1443378

• References
• Source

• Patent Number

  1,443,378

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1923
  102 years ago

• CPC

  • A43D11/12 - Machines for forming the toe part or heel part of shoes, with or without use of heat
  • B29C43/36 - Moulds for making articles of definite length
  • B29C33/20 - Opening, closing or clamping
  • B29C2043/3255 - springs

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 012 - Boot and shoe making