1979798

Information

• Patent Grant
• 1979798

• References
• Source

• Patent Number

  1,979,798

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1934
  90 years ago

• CPC

  • E05B19/00 - Keys Accessories therefor
  • Y10T70/7802 - Multi-part structures
  • Y10T70/7831 - Nested second key

• US Classifications

  • 070 - Locks