2129228

Information

• Patent Grant
• 2129228

• References
• Source

• Patent Number

  2,129,228

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1938
  86 years ago

• CPC

  • F16K35/00 - Means to prevent accidental or unauthorised actuation
  • Y10T70/5628 - Valve encasing
  • Y10T70/581 - Combination lock
  • Y10T70/7243 - Interset tumblers
  • Y10T70/8378 - Knobs, hand grips, etc.

• US Classifications

  • 070 - Locks