Masaru Sanada

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Escalator system with convertible steps for wheel chair
- Patent number 5,024,314
- Issue date Jun 18, 1991
- Mitsubishi Denki Kabushiki Kaisha
- Shigeharu Kitamura
- B66 - HOISTING LIFTING HAULING