This coincided with the announcement by Bell laboratory scientists of the demonstration of a point contact transistor on 30 June 1948. The French Westinghouse subsidiary applied for a patent on the same type of device on 13 August 1948.
Around the same period, Bell laboratory scientists showcased their point contact transistor demonstration on June 30, 1948. Simultaneously, the French Westinghouse subsidiary applied for a patent on a similar device on August 13, 1948.