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Dental Mallet

Dental Mallet

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William G. Arlington Bonwill (1833-1899) was a dentist and dental inventor who practiced in Dover, Del., and then in Philadelphia. He introduced the magnetic mallet for dental purposes and obtained a patent for an electromagnetic dental mallet on 21 July 1873. A tag attached to this example reads "No. 4. Electro-Magnetic mallet. First Automatic Brake. 1872." A label pasted to mallet reads "First Automatic Brake Without Clock-work."
Currently not on view
Object Name
Mallet, Electro-Magnetic
Other Terms
Mallet, Electro-Magnetic; Dentistry
overall: 2 in x 7 in x 2 1/2 in; 5.08 cm x 17.78 cm x 6.35 cm
ID Number
catalog number
accession number
Credit Line
Gift of University of Pennsylvania School of Dentistry
See more items in
Medicine and Science: Medicine
Data Source
National Museum of American History
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