RecordNumber
13753
Title
Official catchword index to the fourth edition (1984) of the International patent classification
Author Statement
World Intellectual Property Organization
Publication
Carl Heymanns
Publication Year
1984
Collation
[Various pagings] 24 cm.
Notes
3452200299
Subject
Patent searching , Inventions , Patents
ADDED ENTRIES
,
LC Class
T
LC Number
207
LC CutterNumber
.O35
LC Date
1984