2779976

Information

• Patent Grant
• 2779976

• References
• Source

• Patent Number

  2,779,976

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1957
  68 years ago

• CPC

  • B29D23/18 - Pleated or corrugated hoses
  • B29C49/20 - of articles having inserts or reinforcements; Handling of inserts or reinforcements
  • B29C2049/0089 - the parison being a tube
  • B29K2021/00 - Use of unspecified rubbers as moulding material
  • B29K2105/06 - containing reinforcements, fillers or inserts
  • B29K2105/258 - tubular
  • B29L2023/183 - partially
  • Y10S264/52 - Processes of making corrugated tubes for gas mask
  • Y10T24/44803 - Resilient gripping member having coiled portion

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 024 - Buckles, buttons, clasps, etc.
  • 138 - Pipes and tubular conduits
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 285 - Pipe joints or couplings