Ukazatel na publikuvanite patentni dokumenti v ofit︠s︡ialnii︠a︡ bi︠u︡letin prez 1994, 1995, 1996 i 1997 g.
Publisher: Patentno vedomstvo na Republika Bŭlgarii︠a︡
Published: 1998
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 191
Subjects: Patents; Indexes
Notes: "ISSN 1310-179X"--P. [4] of cover.