3520275

Information

• Patent Grant
• 3520275

• References
• Source

• Patent Number

  3,520,275

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1970
  54 years ago

• CPC

  • F42B12/50 - by dispersion
  • Y10S116/14 - Tapes as carriers

• US Classifications

  • 116 - Signals and indicators