1307106

Information

• Patent Grant
• 1307106

• References
• Source

• Patent Number

  1,307,106

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1919
  105 years ago

• CPC

  • B63H1/14 - Propellers
  • B63H1/265 - each blade being constituted by a surface enclosing an empty space

• US Classifications

  • 416 - Fluid reaction surfaces