2928367

Information

• Patent Grant
• 2928367

• References
• Source

• Patent Number

  2,928,367

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1960
  64 years ago

• CPC

  • F42B19/04 - Depth control

• US Classifications

  • 114 - Ships
  • 043 - Fishing, trapping, and vermin destroying
  • 367 - Communications, electrical: acoustic wave systems and devices