Title:
THERMAL PRINTING HEAD WITH DIFFUSED PRINTING ELEMENTS
United States Patent 3515850
Inventors:
Cady Jr., Richard C.
Publication Date:
06/02/1970
Export Citation:
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Assignee:
NCR CO
Primary Class:
347/208
Other Classes:
148/DIG.53, 148/DIG.150, 178/30, 178/94, 219/480, 219/543, 257/470, 257/506, 257/926, 347/203
International Classes:
B41J2/34; B41J2/34; (IPC1-7): G01D15/10; H04L15/34; H05B3/02
View Patent Images:
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US Patent References:
3415680Objects provided with protective coverings
3350222Hermetic seal for planar transistors and method
3323241Passive information displays
3170813Method for encapsulating semiconductors




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