2691939

Information

• Patent Grant
• 2691939

• References
• Source

• Patent Number

  2,691,939

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1954
  70 years ago

• CPC

  • G01V1/393 - Means for loading explosive underwater charges
  • E21B7/1245 - using explosive means

• US Classifications

  • 102 - Ammunition and explosives
  • 367 - Communications, electrical: acoustic wave systems and devices