Inventor
Mary Ann Boughton
Nº
111429
Invention
Improvement in the modes of forming the air-chamber in dental plates
Date
January 30, 1871
Address
Norwalk, CT
Assignor
Assignor Address
Illustration
We are currently working on embedding the patent drawings.
View now on Google Patents.

We’re creating original things.
Come take a peek.

Sign up to our waitlist to get the inside scoop on what we’re working on next.
BookPatentsBioContact
© 2022 Emikeni Inc. All Rights Reserved.