2140698

Information

• Patent Grant
• 2140698

• References
• Source

• Patent Number

  2,140,698

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1938
  86 years ago

• CPC

  • E05B19/0005 - Key safes
  • E05B43/00 - Time locks
  • Y10T70/7011 - Positively initiated delay interval

• US Classifications

  • 070 - Locks