Title:
Method and apparatus for producing concrete structures
United States Patent 1549811


Inventors:
Hugo, Schissel
Application Number:
US49229421A
Publication Date:
08/18/1925
Filing Date:
08/15/1921
Assignee:
Hugo, Schissel
Primary Class:
Other Classes:
249/26, 249/48
International Classes:
E04G11/02
View Patent Images: