Light Industrial
　Division
 
　 Microscope
　 Projector
　 Balance
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　 Mechanical Apparatus
　 Static Electricity &
　　Current Apparatus
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　　Electronic Apparatus
　 Vibration & Wave
　　Heat Apparatus
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　　Physical Apparatus
　 Biological Model &
　　Specimen
　 Model of Anatomic
　　Body
　 Prepared Slides
 
Educational Materials ！！ Projector
YS-A001
Projector Model
No. TTB-1/TTB-II		 YS-A002
Projector Model
No. TTB-2010/2020		 YS-A003
Projector Model
No. TTB-5010/5020
YS-A009
Slide Projector Model
No. SP210/220
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