3832438

Information

• Patent Grant
• 3832438

• References
• Source

• Patent Number

  3,832,438

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • E02D29/149 - Annular gaskets
  • B28B23/0043 - with gaskets or sealing elements
  • E02D29/12 - Manhole shafts Other inspection or access chambers Accessories therefor
  • Y10T29/4987 - Elastic joining of parts

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 029 - Metal working
  • 249 - Static molds
  • 277 - Seal for a joint or juncture
  • 285 - Pipe joints or couplings