CABL ADDRESS "MOTODURYEA," PHILADELPHIA WESTINGHOUSE AND W. U. CODES

DURYEA LABORATORIES CHAS. E. DURYEA, CONSULTING

ENG'R

WE SOLV MECHANICAL AND OTHER PROBLEMS TESTS, SEARCHES, OPINIONS,

EXPERT IN PATENT SUITS.

DEVELOP INVENTIONS, ASSIST INVENTORS 35 YRS EXPERIENS. HEATING,

GAS ENGIN, AUTO, ETC.

FOR THINGS TO MAKE OR SEL CONSULT US A PRIDEWORTHY RECORD OF

THINGS ACCOMPLISHT

PHILADELPHIA, PA.

3528 N. 18TH ST.