-
Cab for construction machinery
-
Patent number 6,450,284
-
Issue date Sep 17, 2002
-
Hitachi Construction Machinery Co., Ltd.
-
Tsuyoshi Sakyo
-
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
-
Hydraulic excavator
-
Patent number D437602
-
Issue date Feb 13, 2001
-
Hitachi Construction Machinery Co., Ltd.
-
Kazuhiko Hiraoka
-
D15 - Machines not elsewhere specified
-
Large-sized excavator
-
Patent number D410471
-
Issue date Jun 1, 1999
-
Hitachi Construction Machinery Co., Ltd.
-
Atsushi Tamane
-
D15 - Machines not elsewhere specified
-
Frequency inverter
-
Patent number D358753
-
Issue date May 30, 1995
-
Hitachi, Ltd.
-
Yoshiki Yoshida
-
D13 - Equipment for production, distribution, or transformation of energy