71049

Information

• Patent Grant
• 71049

• References
• Source

• Patent Number

  71,049

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1867
  157 years ago

• CPC

  • E04F11/035 - Stairways consisting of a plurality of assembled modular parts without further support
  • E04F11/0201 - Space-saving stairways

• US Classifications

  • 052 - Static structures