Title:
THERMAL PRINT HEAD
United States Patent 3478191


Inventors:
Johnson, Theodore W.
Kalt, Charles G.
Martin, Jacob H.
Application Number:
US3478191DA
Publication Date:
11/11/1969
Filing Date:
01/23/1967
Assignee:
SPRAGUE ELECTRIC CO
Primary Class:
Other Classes:
219/543, 347/201, 347/203
International Classes:
B41J2/335; H05B3/02; (IPC1-7): H05B1/00; H05B3/16; H05B11/00
View Patent Images:
US Patent References: