3874052

Information

• Patent Grant
• 3874052

• References
• Source

• Patent Number

  3,874,052

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1975
  49 years ago

• CPC

  • B29C51/262 - Clamping means for the sheets
  • B23P15/00 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
  • B29C51/10 - Forming by pressure difference
  • H01H35/34 - actuated by diaphragm
  • H01H35/245 - actuated by the deformation of a body of elastic material
  • Y10T29/4943 - Plumbing fixture making

• US Classifications

  • 029 - Metal working
  • 092 - Expansible chamber devices
  • 200 - Electricity: circuit makers and breakers
  • 264 - Plastic and nonmetallic article shaping or treating: processes