Index to patent classification of the German Federal Republic (stichworterverzeichnis) an alphabetical index...
Germany (Federl Republic, 1949) Patent Office
Index to patent classification of the German Federal Republic (stichworterverzeichnis) an alphabetical index...
طبع 1
قائمة
شناسنامه
المدخل الرئيسي
Germany (Federl Republic, 1949) Patent Office، نویسندهالعنوان واسم المؤلف
Index to patent classification of the German Federal Republic (stichworterverzeichnis) an alphabetical index...بيانات النشر
بیتالمقدس : : Israel Program for al Scientific Translation، 1966مالمواصفات الشكلية
xvii, 453 p؛ ; 27 cm.الموضوع
PatentsGermany
Indexes
اللغة
انگلیسیرقم الاسترجاع
المؤتمر:
انگليسي.
The original refers to the [German] manual of patent classification [Gruppeneinteilung der patentklassen] 6th edition, 1949.
The original refers to the [German] manual of patent classification [Gruppeneinteilung der patentklassen] 6th edition, 1949.
