1949 in the United States
From Wikipedia, the free encyclopedia
| Centuries: |
19th century · 20th century · 21st century |
| Decades: |
1910s 1920s 1930s 1940s 1950s 1960s 1970s |
| Years: |
1946 1947 1948 1949 1950 1951 1952 |
Contents |
[edit] Events
- Russian-American physicist Vladimir Kosma Zworykin coauthors Photoelectricity and Its Application.
