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Improved machine for preparing living trees for colouring the wood
Year of Publication 23.10.1924
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Patent
SOLAR CELL TREE
KOTANI HIROKAZU, INOUE HIROSHI, SATO NAOKUNI, OKADA KOICHI, TSUJINO KUNIYUKI
Year of Publication 03.09.1993
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Year of Publication 03.09.1993
Patent