|
US3909616A
|
|
Method and apparatus for checking the superimposition of an x-ray field and a lightfield
|
|
US3887889A
|
|
High power variable autotransformer
|
|
US3872242A
|
|
Facsimile flatbed transceiver
|
|
US3887816A
|
|
Optical system for x-ray scanning equipment
|
|
US3740556A
|
|
Spot film device
|
|
US3770963A
|
|
Dental x-ray monitoring system
|
|
US3702935A
|
|
Mobile fluoroscopic unit for bedside catheter placement
|
|
US3622783A
|
|
Retractable cassette holder for an x-ray table
|
|
US3644735A
|
|
Leveling mechanism for x-ray machines
|
|
US3676683A
|
|
Dental x-ray head
|
|
US3532882A
|
|
X-ray table mounted for constant translational movement and nonlinear rotational movement
|
|
US3546461A
|
|
Automatic control of a nonsynchronous cine fluororadiographic apparatus
|
|
US3548208A
|
|
Fluoroscopic intensity control wherein the brightness of the image is maintained at a predetermined level
|
|
US3538331A
|
|
Anode heat content calculator for x-ray tube
|
