Title:
Apparatus to aid in determining abnormal positions of spinal vertebrae
United States Patent 2930133


Inventors:
Clay, Thompson Joseph
Application Number:
US67055457A
Publication Date:
03/29/1960
Filing Date:
07/08/1957
Assignee:
Clay, Thompson Joseph
Primary Class:
International Classes:
A61B5/103
View Patent Images:
US Patent References:
2775040Three dimensional pelvimeter1956-12-25
2095059Apparatus for measuring and enlarging sculpture1937-10-05
1134106N/A1915-04-06
0945684N/A1910-01-04
0780225N/A1905-01-17
0425698N/A1890-04-15
Foreign References:
DE344256C1921-11-21
DE740177C1943-10-13
AU141273B