-
Filter medium
-
Patent number 4,708,792
-
Issue date Nov 24, 1987
-
Takara Kogyo Co., Ltd.
-
Takashi Takarabe
-
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
-
Water filtering device
-
Patent number 4,556,487
-
Issue date Dec 3, 1985
-
Takara Kogyo Co., Ltd.
-
Yoshihiko Ueda
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
Water purification device
-
Patent number 4,464,255
-
Issue date Aug 7, 1984
-
Takara Kogyo Co., Ltd.
-
Yoshihiko Ueda
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
Water purification device
-
Patent number 4,460,467
-
Issue date Jul 17, 1984
-
Takara Kogyo Co., Ltd.
-
Yoshihiko Ueda
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
Water purification device
-
Patent number 4,441,998
-
Issue date Apr 10, 1984
-
Takara Kogyo Co., Ltd.
-
Yoshihiko Ueda
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
Water purification device
-
Patent number 4,412,919
-
Issue date Nov 1, 1983
-
Takara Kogyo Co., Ltd.
-
Yoshihiko Ueda
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL