More PRACTICAL IDEAS.

\ -JNESDAY, APRIL 15, 1936.

TRADEMARK YEAR OF REGISTRATION OR FIRST USE CURRENT STATUS American Brake Materials 1930 Abandoned 1971 Brakeblok 1936 Abandoned 1971 American Brakeblok 1938 Active Abex 1941 Active Brake Shoe 1943 Active Esline 1965 Active Stopper 1966 Active American Eagle 1974 Abandoned 1980 Crossing Guard 1975 Active Protector 1975 Active 121 Super Brakes 1975 Active (c) Abex objects to this interrogatory on the grounds that it is vague and lacks particularity as to what information is being requested.

-2- (4) Vfhethcr the fibrosis resulting from exposure to asbestos dust Is occasioned by the silicon con tent of the asbestos or by its fibrous structure. (5) Whether the presence of *asbestos bodies" has any diagnostic significance.

DUST PRODUCING OPERATIONS IN THE PRODUCTION OF PETROLEUM PRODUCTS AND ASSOCIATED ACTIVITIES A MEDICO-SAFETY SURVEY BY Roy S.

____________ ____ PLAINTIFFS | EXHIBIT [i ^mi.o i m--mm State the name, present business address, and capacity or title of the' individual signing these Interrogatories on behalf of the answerng defendant.

11572-1000 MXY/dal (c) Identify the statute, law, rule, ordinance, code or order to which the violation related; (d) State what, ifany, specific fine, penalty, or sanction was imposed; (e) State the date in which and the manner in which said violation was corrected; (f) Identify any and all officials ofDefendant, its predecessor or its related company having knowledge or notice of said violation and state the date on which said knowledge or notice was received; and, (g) Identify any and all documents referring to, relating to or reflecting said violation.

VORWALD ET AL.

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American Society of Heating and Ventilating Engineers Guide, 1930 maximum intensity of pressure at point C is approximately given by the equation.

American Society of Heating and Ventilating Engineers Guide, 1930 ture, humidity, and the possible dust of the air.

American Society of Heating and Ventilating Engineers Guide, 1930 of attached equivalent radiation, based on a heat emission of 240 B.t.u. per square foot.

American Society of Heating and Ventilating Engineers Guide, 1930 2.

American Society of Heating and Ventilating Engineers Guide, 1930 In industrial ventilation, where specific contaminants are to be con tended with, a knowledge of the concentration and character of the contaminating substances is essential for best results.