Brass release device for bell jar
1800-1899
Device for measuring lateral spreading of electrons
1907-1908
Device relating to Teletypesetter
High frequency (violet ray) device
1920-1955
Outer chamber for INVOcell embryo culture device for IVF
2016-2019
INVOcell embryo culture device for IVF
2016-2019
Electrical device for solving algebraic equations
Part of mirror microrespirometer
Lightning conductor earth: Cast iron self-watering device with grid
1918
A device for placing rings on the feet of racing pigeons
Optical device, incomplete
Electrostatic indicating device consisting of two glass arms freely pivoted on a lightweight stand
1780-1798
Inner chamber for INVOcell embryo culture device for IVF
2016-2019
Retention device for INVOcell embryo culture device for IVF
2016-2019