DEVICE FOR LEVELING CONCRETED SURFACE
KAWAMURA, TATEO, SIMANO, TOHRU, OKUDA, KENJI, YAMAZAKI, KAZUO, AOYAGI, HAYAO, OCHIAI, MINORU
Year of Publication 18.02.1999
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Year of Publication 18.02.1999
Patent
DEVICE FOR LEVELING CONCRETED SURFACE
KAWAMURA, TATEO, OKUDA, KENJI, SHIMANO, TORU, YAMAZAKI, KAZUO, AOYAGI, HAYAO, OCHIAI, MINORU
Year of Publication 08.08.1991
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Year of Publication 08.08.1991
Patent