|
US2552689A
|
|
Rotary shaft seal
|
|
US2552686A
|
|
Coaxial connector with pressure sealing
|
|
US2517730A
|
|
Rotary shaft seal
|
|
US2513116A
|
|
Mobile antenna
|
|
US2513115A
|
|
Connector
|
|
US2610525A
|
|
Motion transmitting device
|
|
US2450529A
|
|
Method of making electrical socket connections
|
|
US2450528A
|
|
Electrical connector
|
|
US2222069A
|
|
Method for predetermining the volume represented by a shaded record
|
|
US2225821A
|
|
Reproducing machine
|
|
US2257673A
|
|
Reproducing machine
|
|
US2248809A
|
|
Reproducing machine
|
|
US2289244A
|
|
Apparatus for setting the cutting tool in a reproducing machine relative to a work blank
|
|
US2238717A
|
|
Control system for reproducing machines
|
|
US2206942A
|
|
Method for relatively positioning a tool and a work blank in a reproducing machine
|
|
US2163271A
|
|
Engraving apparatus
|
|
US2176666A
|
|
Duplicating machine
|
|
US2213305A
|
|
Duplicating machine
|
|
GB505081A
|
|
Improvements in or relating to engraving apparatus
|
|
GB507235A
|
|
Improvements in or relating to apparatus for duplicating three-dimensional objects
|
