Assignee

KAWAMURA KOICHI

2 granted patents·55 citations·filing 1976–1977

Technology mixB05B2 G04B2 G09F2 F21W1

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2 records

0178US4094464AThree dimensional display device using water fountainKAWAMURA KOICHI·Filed 1976·Granted Jun 13, 1978·30 cites·7 claims
0259US4111363APortable water fountain display apparatusKAWAMURA KOICHI·Filed 1977·Granted Sep 5, 1978·25 cites·7 claims

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