Design code manual for trademarks /

Bibliographic Details
Corporate Author: Patent Depository Library Program (U.S.)
Format: Book
Language:English
Published: [Washington, D.C.?] : The Program, 1990.
Subjects:
Description
Item Description:Cover title.
"March 1990."
Loose-leaf format.
Physical Description:1 volume (unpaged) : illustrations ; 28 cm.