printing key frame
now historical
noun
A typewriter for producing embossed type, designed for use by blind people.
- The device was patented by Pierre Foucault in 1849 and was exhibited in London at the Great Exhibition of 1851..
Origin
Mid 19th century.
- policy king
- policymaker
- policymaking
- policy science
- policy scientist
- policy shop
- policy slip
- policy wheel
- policy wonk
- policy writer
- poliencephalitis
- poligar
- poligar dog
- poligar hound
- Poligar Wars
- poliklinik
- poling board
- poling boat
- polio
- polioencephalitis
- polioencephalopathy
- poliomyelitic
- poliomyelitis
- poliomyelopathy
- poliorcetic