Title:
【発明の名称】重力の実験装置
Document Type and Number:
Japanese Patent JPH07117815
Kind Code:
B2
Inventors:
SAKATA SHUNRO
Application Number:
JP7765293A
Publication Date:
December 18, 1995
Filing Date:
March 10, 1993
Export Citation:
Assignee:
SAKATA SHUNRO
International Classes:
G09B23/10; G01V7/14; G09B23/08; (IPC1-7): G09B23/10; G01V7/14; G09B23/08
Domestic Patent References:
| JP5768268U | ||||
| JP4717659U | ||||
| JP1126582U | ||||
| JP5918371Y1 | ||||
| JP4427446Y1 | ||||
| JP305623Y1 | ||||
| JP450553Y2 |