Title:
METHOD OF OBSERVING SUBSTANCE IN MUDDY WATER
Document Type and Number:
Japanese Patent JPS5244999
Kind Code:
A
Abstract:
PURPOSE: A container enclosing transparent fluid is provided with at least a portion of wall which is transparent. The container is sunk in muddy water to form transparent body through which substance in water is visible.
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Inventors:
HATANO OSAMU
OKADA SUNAO
OKADA SUNAO
Application Number:
JP11936975A
Publication Date:
April 08, 1977
Filing Date:
October 04, 1975
Export Citation:
Assignee:
NIPPON SOLID CO LTD
International Classes:
A63B33/00; (IPC1-7): A63B33/00
Domestic Patent References:
| JPS40492Y1 |