1380141

Information

• Patent Grant
• 1380141

• References
• Source

• Patent Number

  1,380,141

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1921
  103 years ago

• CPC

  • B63B9/00 - Methods of designing, building, maintaining, converting, refitting, repairing, or determining properties of vessels, not otherwise provided for
  • B63C1/06 - Arrangements of pumping or filling equipment for raising or lowering docks
  • E02C5/02 - with floating chambers

• US Classifications

  • 405 - Hydraulic and earth engineering