Основы изобретательства

Book information

Publisher

Центр.-Черноземное кн. изд-во

Year

1964

Language

russian

Format

DJVU

Filesize

6 MB (6220886 bytes)

Pages

240 с., 1 отд. л. ил\120

Topic

Technique › Patent Business. Ingenuity. Innovation

Library

Homelab

Time added

2013-08-23 13:00:00