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21
Published 1968
Subjects: ...PATENTES DE INVENCION 148512...
Book
22
Published 1966
Subjects: ...PATENTES DE INVENCION -LEGISLACION...
Book
23
by Rojas Cárdenas, Fernando
Published 1961
Subjects: ...PATENTES DE INVENCION -LEGISLACION...
Book
24
by Viesca y Viesca, Francisco
Published 1942
Subjects: ...PATENTES DE INVENCION -LEGISLACION...
Book
25
by Penrose, Edith T.
Published 1974
Subjects: ...PATENTES DE INVENCION...
Book
26
by Pedemonte Feu, Jorge
Published 1988
Subjects: ...PATENTES DE INVENCION-LEGISLACION...
Book
27
by Pedemonte Feu, Jorge
Published 1988
Subjects: ...PATENTES DE INVENCION-LEGISLACION...
Book
28
Subjects: ...PATENTES DE INVENCION LEGISLACION...
Book
29
by White, Eduardo, White, Eduardo
Published 1981
Subjects: ...PATENTES DE INVENCION -- LEGISLACION...
Book
30
31
32
Subjects: ...PATENTES DE INVENCION ARGENTINA...
Book
33
Published 2006
Subjects: ...PATENTES DE INVENCION CLASIFICACION...
Book
34
35
Published 1988
Subjects: ...PATENTES DE INVENCION HISTORIA...
Article
36
Subjects: ...PATENTES DE INVENCION...
Article
37
Published 1988
Subjects: ...PATENTES DE INVENCION...
Article
38
Subjects: ...PATENTES DE INVENCION...
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Article
39
by Correa, Carlos M
Published 2001
Subjects: ...Patentes de Invención...
Book
40
by Correa, Carlos M
Published 2002
Subjects: ...Patentes de Invención...
Book