ヨーロッパ特許庁の特許調査セミナーに参加して
An Impression on Seminar for Application on Search and Documentation working Methods

Masamichi MUGURUMA
1990 The Journal of Information Science and Technology Association  
doi:10.18919/jkg.40.10_674 fatcat:jz2oma2hb5dpndgbzrtifjmsu4