Title:
Multiplying and dividing means
United States Patent 2604262


Inventors:
Phelps, Byron E.
Mitchell, George E.
Application Number:
US7164149A
Publication Date:
07/22/1952
Filing Date:
01/19/1949
Assignee:
IBM
Primary Class:
Other Classes:
708/541, 708/623, 708/651
International Classes:
G06F7/498; G06F7/52
View Patent Images:
US Patent References:
2539673Frequency measuring system1951-01-30
2521789Frequency control by electronic counter chains1950-09-12
2502360Electronic computer1950-03-28
2445215Electronic computer1948-07-13
2435840Computing device1948-02-10
2409689Electronic computing device1946-10-22
2359631Dividing machine1944-10-03
2328611Dividing machine1943-09-07
2272079Printing mechanism for accounting machines1942-02-03
2126666Multiplying machine1938-08-09
Foreign References:
GB616962A1949-01-28