2418933

Information

• Patent Grant
• 2418933

• References
• Source

• Patent Number

  2,418,933

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1947
  77 years ago

• CPC

  • G06G1/0052 - for air navigation or sea navigation
  • G06G1/0047 - for printing

• US Classifications

  • 235 - Registers