Résumé

Partner, Frumhoff and Cohen, Electrical Engineers, Los Angeles, CA, -1968; following Edward Frumhoff's death, the firm Frumhoff and Cohen merged with the engineering firm of Ayres and Hayakawa (ACH), Los Angeles, CA. ACH was incorporated in the State of CA on 0614/1968. Partner, [J. Marx] Ayres, Cohen and [T. George] Hayakawa (ACH), Consulting Engineers, Los Angeles, CA, 1968- ;