Overview of the Collection
Medical Heritage Center
Timmons, John F.
John F. Timmons Papers
1 linear foot
The John F. Timmons Papers (1 linear foot) contains material related to his x-ray patents.
SPEC.201714.TIMMONS
The records are in English
English
1934-1942
Biography
John Frederick Timmons (May 30, 1904 – August 19, 1948) was an electrical engineer who lived in the Cleveland, Ohio area. He held several patents for x-ray machines. He was married July 16, 1934 to Marjorie E. Noble.
Scope and Content
The John F. Timmons Papers (1 linear foot) contains material related to his x-ray patents.
Restrictions on Access
The collection is open to the public and is available for viewing in the Medical
Heritage Center. Materials do not circulate and must be used in the supervised
reading room. Restrictions, including copyright, may exist and some materials may be
too fragile to photocopy or digitize. The MHC charges for duplication services,
which must be performed by staff.
Preferred Citation
[Identification of item], John F. Timmons Papers,
SPEC.201714.TIMMONS, Medical Heritage Center, Health Sciences Library,
The Ohio State University.
Detailed Description of The Collection
1
1
Controlling Means for Electrical Equipment Patent, United States, 1957479
1934
1
2
Correspondence
1934
1
3
Correspondence
1937
1
4
Correspondence
1938
1
5
Correspondence
1939
1
6
Correspondence
1940
1
7
Correspondence
1941
1
8
Correspondence
1942
1
9
Membership Card: Free and Accepted Masons of Ohio
1936
1
10
Method of An Apparatus for Making Camouflage Material
1942
1
11
Schematics
undated
1
12
Schematics
undated
1
13
Schematics
undated
1
14
Time Operated Circuit Controls Patent, United States, 2292911
1942
1
15
X-Ray Systems Patent, Canada, 395698
1941
1
16
X-Ray Systems Patent, United States, 2171134
1939
1
17
X-Ray Tubes Patent, United States, 2213112
1940