Underwriters Laboratories, Incorporated
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Supplement to Automotive Equipment Directory; Burglary Protection Equipment Directory; Mechanical Equipment Directory; Gas and Oil Equipment Directory; Marine Products Directory; With News and Notes of Current Interest.
Underwriters Labs., Inc., Northbrook, IL
Supplement to Automotive Equipment Directory; Burglary Protection Equipment Directory; Mechanical Equipment Directory; Gas and Oil Equipment Directory; Marine Products Directory; With News and Notes of Current Interest. March 1980,
Underwriters Labs., Inc., Northbrook, IL,
49 p.,
1980