1914573

Information

• Patent Grant
• 1914573

• References
• Source

• Patent Number

  1,914,573

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1933
  91 years ago

• CPC

  • E01C9/10 - Steel gratings ; Gratings made of material other than steel

• US Classifications

  • 244 - Aeronautics and astronautics
  • 114 - Ships