2077729

Information

• Patent Grant
• 2077729

• References
• Source

• Patent Number

  2,077,729

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1937
  87 years ago

• CPC

  • B63B3/10 - Armoured hulls
  • F41H5/04 - composed of more than one layer

• US Classifications

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