ES749A1 -
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
- Google Patents
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
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Individual
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Priority to ES749ApriorityCriticalpatent/ES749A1/en
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ES749A1880-01-221880-01-22
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
ExpiredES749A1
(en)
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
Improvements in the art of transmitting to vessels immersed in the air or in the water, progressive or retrogressive movement by means of said devices used for this purpose.
A new procedure of graphical scales of conversion of the weights, measures or currencies of the old system to their equivalents in the metric-decimal system or vice versa.
A mechanical procedure for launching rescue boats into the water, by means of a mechanism that will automatically disarm them the moment they float on the water.