2001977

Information

• Patent Grant
• 2001977

• References
• Source

• Patent Number

  2,001,977

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1935
  89 years ago

• CPC

  • B29C43/18 - incorporating preformed parts or layers
  • A43C15/167 - frusto-conical or cylindrical
  • B29C70/347 - combined with compressing after the winding of lay-ups having a non-circular cross-section
  • B29C70/86 - Incorporated in coherent impregnated reinforcing layers
  • B29C33/0022 - Multi-cavity moulds
  • B29L2031/502 - Heels

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 036 - Boots, shoes, and leggings
  • 144 - Woodworking