3643727

Information

• Patent Grant
• 3643727

• References
• Source

• Patent Number

  3,643,727

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • H01B13/165 - by spraying
  • H01P11/002 - Manufacturing hollow waveguides

• US Classifications

  • 164 - Metal founding
  • 118 - Coating apparatus
  • 425 - Plastic article or earthenware shaping or treating: apparatus