Original patents

21/11/1922 Improvements in revolvers called oscillators

11/02/1927 Certificate of registration of the Argentine brand "BETY"

11/07/1928 Insurance mechanism applicable to revolvers

26/09/1928 Cam system for rotating the cylinder of revolvers

26/09/1928 In the revolvers of oscillatory cylinder, device to promote the oscillation of the cylinder at the initial moment of its displacement of the normal position

25/02/1930 Improvements introduced in the insurance mechanisms applicable to revolvers

06/03/1930 Improvements introduced in cam devices for the rotation of the cylinder of revolvers

18/01/1956 New percussion spring adaptable to swing revolvers