Burns, Doane, Swecker & Mathis
Method of fixedly mounting tape on core portion of reel made of plastics
 A recording tape can be secured on a winding core of a tape reel, the core being made of a plastic material, by melting and fixing the end of the tape on the core, said tape being made of the substantially same plastic material as the core. 
Polyplastics Co., Ltd.
G
G11B
inventional
Kotaro
Taniguchi