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Hans Janssen was born 1585 and died pre-1632. The cause of death was never made public so today it is still unknown.
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What are the contributions of Hans and Zacharias Janssen?
Hans and Zacharias Janssen invented the microscope
When was Hans janssen?
Hans Janssen of gun-making fame was born in the mid-1800s.
When was Hans janssen born?
Hans Janssen was the supposed creator of the microscope, along with his son, Zacharias Janssen. Actually, Hans Janssen was the son of Zacharias Janssen, not the other way around. And yes they did invent the first Compound Microscope in the year 1590.
What Hans and zacharias janssen discovered?
Hans and Zacharias Janssen invented the first compound microscope.They did not discover it.
What did Hans Janssen discover about the microscope?
Hans Janssen was one of three Dutch lens makers variously credited with the invention of the microscope itself. The other two are Sacharias Janssen, his son, and Hans Lippershey.
Who was zacharias janssen brother who help to discover the microscope?
hans janssen is the brother of zacchariah janssen
Who first invented microscrope?
Hans Janssen and his son Zack Harris Janssen.
What year did Hans and Zacharias Janssen's contribution to the cell theory occur?
Hans and Zacharias Janssen invented the compound microscope in 1595.
Where did Hans janssen live?
During 1580 â?? 1638, Hans Janssen stayed in Middleburg in the Netherlands. He was famous for his invention of the first compound microscope.
Quien invento el microescopio?
Hans Lippershey y Hans Janssen
Which two scientists invented the microscope?
Hans Lippershey ,Hans Janssen 1595
What year was HANS janssen born and what year did he die?
June 25, 1907 in Hamburg February 11, 1973 in Heidelberg
