Title:
CIRCULAR HYDROPHONE ARRAY SONAR WITH ABILITY TO SUPPRESS DIRECTIONAL NOISE
Document Type and Number:
Japanese Patent JPS5391776
Kind Code:
A
Inventors:
KOBAYASHI MASAKAZU
Application Number:
JP575477A
Publication Date:
August 11, 1978
Filing Date:
January 24, 1977
Export Citation:
Assignee:
SHIN MEIWA IND CO LTD
International Classes:
G01S7/523; G01S3/80; G01S3/86; G01S7/52; (IPC1-7): G01S3/86; G01S7/52