2273977

Information

• Patent Grant
• 2273977

• References
• Source

• Patent Number

  2,273,977

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1942
  82 years ago

• CPC

  • B29D35/062 - using means to bond the moulding material to the preformed uppers
  • A43B13/32 - by adhesives
  • B29D35/067 - using means to bond the moulding material to the preformed uppers
  • B29K2021/00 - Use of unspecified rubbers as moulding material

• US Classifications

  • 036 - Boots, shoes, and leggings
  • 012 - Boot and shoe making
  • 264 - Plastic and nonmetallic article shaping or treating: processes