Japan National Railways

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Tokyo, JP

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Patents Grantslast 30 patents

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Hood device for coupling cars
- Patent number 4,762,071
- Issue date Aug 9, 1988
- Narita Seisakusho Mfg., Ltd.
- Yoshio Ohta
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus for controlling vibration of vehicle
- Patent number 4,715,289
- Issue date Dec 29, 1987
- Japan National Railway
- Isao Okamoto
- B61 - RAILWAYS

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