Sughrue, Mion, Zinn, Macpeak and Seas
Magnetic recording medium
 A magnetic recording medium having a magnetic layer on one surface of a nonmagnetic base and a back coating on the opposite surface is disclosed. An undercoat is formed between the nonmagnetic base and the back coating and the back coating is not thicker than 2.mu.. 
Fuji Photo Film Co., Ltd.
Y G Y G
Y10S G11B Y10T G11B
additional inventional additional inventional
Nobuo Masaaki Takahito Toshimitu
Tsuji Fujiyama Miyoshi Okutu