ARITHMETIC TEACHING DEVICE
A Standard patent application filed on 04 October 1983 credited to Kobayashi, Toyohiro ; Mochizuki, Shoji ; Tsuboi, Shunji ; Murata, Mitsuru

Details

Application number :

19867  

Application type :

Standard  

Application status :

LAPSED  

Under opposition :

No  

Proceeding type :

 

Invention title :

ARITHMETIC TEACHING DEVICE  

Inventor :

Kobayashi, Toyohiro ; Mochizuki, Shoji ; Tsuboi, Shunji ; Murata, Mitsuru  

Agent name :

SPRUSON & FERGUSON  

Address for service :

GPO Box 3898 SYDNEY NSW 2001  

Filing date :

04 October 1983  

Associated companies :

 

Applicant name :

Mitsubishi Denki Kabushiki Kaisha  

Applicant address :

 

Old name :

 

Original Source :

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