Bunsen Burner

Bunsen Burner

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Usage conditions apply
Raised letters on the iron base of this Bunsen burner spell “JOHNSON DIRECT JET / CEDAR RAPIDS IOWA PAT. 1906-09.” The reference is probably to the Johnson Gas Appliance Co., a firm founded in 1901.
Ref: Charles J. Johnson, “Regulator for Gas-Jets,” U.S. Patent 831,512 (Sept. 18, 1906).
Charles J. Johnson, “Regulator for Gas-Jets,” U.S. Patent 923.531 (June 1, 1909).
Johnson Gas Appliance Co., Gas Appliances (Cedar Rapids, 1918).
Currently not on view
Object Name
Bunsen Burner
Associated Place
United States: New Jersey
Physical Description
metal, iron (overall material)
overall: 15.8 cm x 10.9 cm; 6 1/4 in x 4 5/16 in
overall: 6 1/4 in x 4 1/4 in x 4 1/4 in; 15.875 cm x 10.795 cm x 10.795 cm
ID Number
catalog number
accession number
Credit Line
June W. Leonard
See more items in
Medicine and Science: Chemistry
Data Source
National Museum of American History
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