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The application of the method of the equalization of the systems for aircraft closed, at 90°, mobile or fixed, which can be used on land or on board ships, in order to determine the direction of a transmission radiotelegraph
The application of the method of the equalization of the systems for aircraft closed, at 90°, mobile or fixed, which can be used on land or on board ships, in order to determine the direction of a transmission radiotelegraph
