1730, pharmacists in Vienna began to make capsules with starch.
1834, the capsule manufacturing technology was patented in Paris (F. Mothes).
65438-0846, the manufacturing technology of two-stage hard capsules was patented in France (J. Lehuby).
1872, the first capsule filling machine (Limousin) was born in France.
1874 started the industrial manufacturing (Hubel) of hard capsules in Detroit, and introduced various models at the same time.
1888, Parke-Davis company obtained the patent for manufacturing hard capsules (J.B. Russell) in Detroit.
193 1 year, the manufacturing speed of Parker-Davis capsules reaches 10000 capsules per hour (A. Colton).