Selection mechanism for a single printing element typewriter
United States Patent 2919002
Inventors:
Palmer, Leon E.
Publication Date:
12/29/1959
Other Classes:
400/162.100, 400/317.200, D18/12, 400/367, 400/336, 400/377, 400/257, 400/572, 400/311, 400/462, 400/294, 400/478
International Classes:
B41J7/60; B41J7/00