The manufacturer identification code (MIC) of your craft identification number (CIN or HIN) is ADT. This MIC (ADT) stands for the company name The American Dream Trailer Company Llc which is currently In Business. This boat manufacturer code has other company names (ADT sometimes goes by these name(s) if applicable: , , , or Adtek -oob). This could happen if the US Coast Guard reissued the MIC to a new company after the first went out of business.
This company (The American Dream Trailer Company Llc) is owned by Paul Dahlman and is located at 3922 Ne 6th Ave in Portland state of Or. It manufactured this vessel and placed your HIN or CIN on the hull. This Boat maker is not owned by a parent company. The American Dream Trailer Company Llc has started making boats, yachts or other watercraft as of 7/26/2011.
More details at the US Coast Guard.
The US Coast guard provides this comment about this watercraft manufacturer: Adtek (dayton Oh) Oob-5/17/1976.