Author
India. Patent Office
4
Netherlands. Bureau voor de Industriële Eigendom
4
Franklin Institute (Philadelphia, Pa.)
3
Agentstvo Rossiĭskoĭ Federa︠t︡sii po patentam i tovarnym znakam
2
Akademi︠i︡a nauk SSSR. Biblioteka
2
Bangladesh National Scientific and Technical Documentation Centre
2
Gosudarstvennyĭ komitet SSSR po delam izobreteniĭ i otkrytiĭ
2
India. Office of the Controller-General of Patents, Designs, and Trade Marks
2
Magyar Szabadalmi Hivatal
2
Vseso︠i︡uznyĭ nauchno-issledovatelʹskiĭ institut patentnoĭ informa︠t︡sii (Soviet Union)
2
American Gas Institute
1
Argentina. Oficina de Patentes de Invención
1
Council of Scientific & Industrial Research (India). Publications & Information Directorate
1
European Translations Centre
1
Gosudarstvenna︠i︡a publichna︠i︡a nauchno-tekhnicheska︠i︡a biblioteka (Akademi︠i︡a nauk SSSR)
1
Gosudarstvenna︠i︡a publichna︠i︡a nauchno-tekhnicheska︠i︡a biblioteka (Rossiĭska︠i︡a akademi︠i︡a nauk)
1
Hungary. Országos Találmányi Hivatal
1
Indonesia. Kantor Paten
1
Institut za izobreteni︠i︡a i ra︠t︡sionaliza︠t︡sii (Bulgaria)
1
Institut zemnogo magnetizma, ionosfery i rasprostraneni︠i︡a radiovoln (Akademi︠i︡a nauk SSSR)
1
International Bureau for the Protection of Industrial Property
1
International Translations Centre
1
Japan. Tokkyochō
1
Komitet Rossiĭskoĭ Federa︠t︡sii po patentam i tovarnym znakam
1
National Information Centre for Drugs and Pharmaceuticals (India)
1
Neuburger, Albert, 1867-
1
Rossiĭska︠i︡a akademi︠i︡a nauk. Biblioteka
1
Soviet Union. Komitet po delam izobreteniĭ i otkrytiĭ
1
Technology Information Forecasting and Assessment Council (India). Patent Facilitating Centre
1
Venezuela. Oficina de Registro de la Propiedad Industrial
1
World Intellectual Property Organization
1
︠T︡Sentralʹnyĭ nauchno-issledovatelʹskiĭ institut patentnoĭ informa︠t︡sii i tekhniko-ėkonomicheskikh issledovaniĭ (Soviet Union)
1