The Patent System and Inventive Activity during the Industrial Revolution, 1750-1852.
1986 ◽
Vol 11
(1)
◽
pp. 90-94
◽
1985 ◽
Vol 17
(3)
◽
pp. 339-340
◽
1992 ◽
Vol 52
(4)
◽
pp. 881-906
◽
1995 ◽
Vol 55
(1)
◽
pp. 58-97
◽