1416067

Information

• Patent Grant
• 1416067

• References
• Source

• Patent Number

  1,416,067

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1922
  102 years ago

• CPC

  • B29C47/688 - surrounding a rotating screw
  • B29C47/0023 - Hollow rigid articles having only one tubular passage

• US Classifications

  • 241 - Solid material comminution or disintegration