Title:
Foldable structure
Document Type and Number:
United States Patent 2147564


Inventors:
Vance, Ella M.
      Plaque It!

Publication Date:
02/14/1939
View Patent Images:
Images are available in PDF form when logged in. To view PDFs, Login  or  Create Account (Free!)
Assignee:
Vance, Ella M.
Primary Class:
International Classes:
E04H3/12; E04H3/10




<- Previous Patent (Octagonal box)   |   Next Patent (Closure for containe...) ->