Title:
Knock down building material elevator
United States Patent 3276546


Inventors:
Raymond, Slais
Application Number:
US39769064A
Publication Date:
10/04/1966
Filing Date:
09/21/1964
Assignee:
Raymond, Slais
Primary Class:
Other Classes:
187/261, 187/410, 187/900
International Classes:
B66B9/187
View Patent Images:
US Patent References:
3088545Tower hoist1963-05-07
2236019Hoist1941-03-25
1981306Pit cage and the like1934-11-20
1834652Mast hoist1931-12-01
1108355N/A1914-08-25
0598294N/A1898-02-01