2975978

Information

• Patent Grant
• 2975978

• References
• Source

• Patent Number

  2,975,978

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1961
  63 years ago

• CPC

  • A01C23/001 - Sludge spreaders

• US Classifications

  • 239 - Fluid sprinkling, spraying, and diffusing