64 THE PATENT OFFICE is the popular name for the seat of the Department of the Interlor of which the Patent Office is a bureau. It is of the Doric style of Greek architecture and stands on the ground set aside by L'Enfant,. the French engineer who planned Washington, for a national church." been piecemeal, following the growth of patent construction has In 1867 it was finished at a cost of $2,347.011.65. business. |