|
US2340350A
|
|
Mechanism for use in computing apparatus
|
|
GB559419A
|
|
Improvements in or relating to variable-speed transmission
|
|
GB569214A
|
|
Improvements in or relating to mechanism for use in computing apparatus
|
|
US2328306A
|
|
Mechanism for use in computing apparatus
|
|
US2317418A
|
|
Variable speed transmission
|
|
ES153701A1
|
|
Improvements in the devices to regulate movements in accordance with functions
|
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ES153700A1
|
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Improvements in the appliances to check the altitude of the aircraft
|
|
GB556265A
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Improvements relating to apparatus for ascertaining aircraft altitudes
|
|
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|
|
Method and means for determining altitude
|
|
CA414830A
|
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Gun fire director device
|
|
CA426448A
|
|
Computing mechanism
|
|
CA421757A
|
|
Variable speed transmission
|
|
CA406170A
|
|
Aircraft altitude ascertaining apparatus
|
