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Found 27,083 results for "Patents"

Patents for inventions
Patents for inventions

by Great Britain. Patent Office.

1870 58 ed.
Patent it yourself
Patent it yourself

by David Pressman

Patent It Yourself is a guidebook that allows you, the inventor, to patent and commercially exploit your invention by yo...

1979 16 ed.
This Present Darkness
This Present Darkness

by Frank E. Peretti

Muy avanzada la noche, un domingo de luna llena, dos personajes en ropas de trabajo aparecieron en la carretera 27, en l...

1986 26 ed.
Arkansas Land Patents
Arkansas Land Patents

by Desmond W. Allen

1990 51 ed.
International Patent Classification
International Patent Classification

by World Intellectual Property Organization

1975 18 ed.