1960578

Information

• Patent Grant
• 1960578

• References
• Source

• Patent Number

  1,960,578

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1934
  90 years ago

• CPC

  • E05G5/003 - Entrance control
  • E05Y2900/116 - for sluices
  • E05Y2900/132 - Doors

• US Classifications

  • 109 - Safes, bank protection, or a related device