THE LAW OF PATENTS.

THE

LAW OF PATENTS

FOR

USEFUL INVENTIONS.

BY

WILLIAM C. ROBINSON, LL.D.,

PROFESSOR OF LAW IN YALE UNIVERSITY.

IN THREE VOLUMES.

VOL. I.

Felix qui potuit rerum cognoscere causas.-VIRG. Georg. ii. 490.

BOSTON:

LITTLE, BROWN, AND COMPANY.