1990855

Information

• Patent Grant
• 1990855

• References
• Source

• Patent Number

  1,990,855

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1935
  89 years ago

• CPC

  • E02B7/16 - Fixed weirs Superstructures or flash-boards therefor

• US Classifications

  • 405 - Hydraulic and earth engineering