Electrical and scientific apparatus Trademarks Filed in April 26, 1948
D
Filed: April 26, 1948
LENSES AND PLATES EXCLUSIVE OF OPHTHALMIC LENSES FOR CORRECTION OF REFRACTIVE ERRORS OF THE EYE
Owned by: DOCKSON CORPORATION
Serial Number: 71555597
SERVOGRAPH
Filed: April 26, 1948
RECORDERS, OF THE STYLUS OPERATED, GRAPH PRODUCING TYPE FOR RECORDING VARIABLE VALUES, SUCH, FOR EXAMPLE, AS PRESSURE, TEMPERATURE…
Owned by: SERVO CORPORATION OF AMERICA
Serial Number: 71555632
