Result Number | Material Type | Add to My Shelf Action | Record Details and Options |
---|---|---|---|
21 |
Material Type: Patent
|
Improvements in the indicating scales and indexes of electrical apparatusDigital Resources/Online E-Resources |
|
22 |
Material Type: Patent
|
Improvements in or relating to recording devicesDigital Resources/Online E-Resources |
|
23 |
Material Type: Patent
|
Meter pointerDigital Resources/Online E-Resources |
|
24 |
Material Type: Patent
|
Improvements in or relating to recording devicesDigital Resources/Online E-Resources |
|
25 |
Material Type: Patent
|
Improvements relating to dial reading measuring instrumentsDigital Resources/Online E-Resources |
|
26 |
Material Type: Patent
|
Demand apparatusDigital Resources/Online E-Resources |
|
27 |
Material Type: Patent
|
RECORDING DEVICE FOR SPEEDOMETERS AND OTHER PURPOSESDigital Resources/Online E-Resources |
|
28 |
Material Type: Patent
|
US1422920Digital Resources/Online E-Resources |
|
29 |
Material Type: Patent
|
Improvements in and relating to indicating instrumentsDigital Resources/Online E-Resources |
|
30 |
Material Type: Patent
|
RECORDING DEVICEDigital Resources/Online E-Resources |
|
31 |
Material Type: Patent
|
SYNCHRONIZING RECORDERDigital Resources/Online E-Resources |
|
32 |
Material Type: Patent
|
SOUND-RECORDERDigital Resources/Online E-Resources |
|
33 |
Material Type: Patent
|
ELECTRIC RECORDING INSTRUMENTDigital Resources/Online E-Resources |
|
34 |
Material Type: Patent
|
RECORDING DEVICEDigital Resources/Online E-Resources |
|
35 |
Material Type: Patent
|
US620327Digital Resources/Online E-Resources |
|
36 |
Material Type: Patent
|
Voltage comparison meansDigital Resources/Online E-Resources |
|
37 |
Material Type: Patent
|
Electrical control apparatusDigital Resources/Online E-Resources |
|
38 |
Material Type: Patent
|
Refrence current power supply for potentiometersDigital Resources/Online E-Resources |
|
39 |
Material Type: Patent
|
Capacitor error sensing means for follow-up systemDigital Resources/Online E-Resources |
|
40 |
Material Type: Patent
|
Phase comparison apparatus for data transmission systemsDigital Resources/Online E-Resources |