US1243671A
|
|
Hygrometer and other instrument.
|
US1048804A
|
|
Chart-hub for recording instruments.
|
US1146398A
|
|
Belt-fastener.
|
US1174226A
|
|
Engine-stop mechanism.
|
US1068134A
|
|
Speed device and indicator.
|
US1068135A
|
|
Speed device and indicator.
|
US1068136A
|
|
Speed device and indicator.
|
US1068132A
|
|
Speed-controlled device and indicator.
|
US1060812A
|
|
Measuring or controlling instrument.
|
US1188615A
|
|
Measuring or controlling instrument.
|
US1197258A
|
|
Measuring or controlling instrument.
|
US966790A
|
|
Recording pressure-gage.
|