1866146

Information

• Patent Grant
• 1866146

• References
• Source

• Patent Number

  1,866,146

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1932
  93 years ago

• CPC

  • E06B3/7003 - consisting of several adjacent similar elements
  • E06B3/70 - Door leaves
  • E06B2003/7098 - with bracing means crossing each other

• US Classifications

  • 052 - Static structures