-
-
-
Thermal transfer printer
-
Patent number 4,590,491
-
Issue date May 20, 1986
-
Hitachi, Ltd.
-
Yasuro Hori
-
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
-
Vacuum interrupter
-
Patent number 4,427,857
-
Issue date Jan 24, 1984
-
Hitachi, Ltd.
-
Nobuo Abe
-
H01 - BASIC ELECTRIC ELEMENTS
-
Vacuum interrupter
-
Patent number 4,336,430
-
Issue date Jun 22, 1982
-
Hitachi, Ltd.
-
Yukio Kurosawa
-
H01 - BASIC ELECTRIC ELEMENTS