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Hideki Itoh
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Kita 23 Jo Nishi Kita-ku Sapporo City Hokkaido, JP
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last 30 patents
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Patent Grant
Lifesaving apparatus for escaping from a building
Patent number
4,553,636
Issue date
Nov 19, 1985
Hideo Itoh
A62 - LIFE-SAVING FIRE-FIGHTING