3400831

Information

• Patent Grant
• 3400831

• References
• Source

• Patent Number

  3,400,831

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1968
  56 years ago

• CPC

  • H01H63/20 - using stepping magnet and ratchet
  • A47B57/54 - consisting of clamping means
  • A47B57/565 - using screw means
  • A47B96/1466 - with longitudinal grooves

• US Classifications

  • 211 - Supports: racks
  • 248 - Supports