On This Day in Telephone History February 27TH 1875 Alexander Graham Bell, Gardiner Greene Hubbard and Thomas Sanders signed the Bell Patent Association agreement under which Hubbard and Sanders furnished the money, Bell did the inventing, and all shared in any patents Bell might obtain.

On This Day in Telephone History February 27TH 1875

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On This Day in Telephone History February 27TH 1875 Alexander Graham Bell, Gardiner Greene Hubbard and Thomas Sanders signed the Bell Patent Association agreement under which Hubbard and Sanders furnished the money, Bell did the inventing, and all shared in any patents Bell might obtain.