Friedrich Richard Petri died in 1857.
Friedrich Richard Petri was born on 1824-07-31.
Julius Richard Petri died on 1921-12-20.
Richard Friedrich Johannes Pfeiffer died in 1945.
Carl Friedrich Richard Förster died in 1902.
Julius Richard Petri was born on 1852-05-31.
Julius Richard Petri is known for being the inventor of the petri dish. In early bacteria studies, cultures were kept in lidless dishes and as a result they often became contaminated. Julius Richard Petri invented a dish with a lid that reduced the risk of contamination and this has become known as the petri dish.
Richard Friedrich Johannes Pfeiffer was born in 1858.
Carl Friedrich Richard Förster was born in 1825.
Ray Petri died in 1989.
Olaus Petri died in 1552.
Petri Walli died in 1995.
Mario Petri died in 1985.