Officials of Larson-Davis Inc. said one of their operating subsidiaries, LD Info Inc., has completed the sale of a 36 percent equity interest to Commerce Clearing House Inc., a publisher of legal and accounting reference works and other publications.

Larson-Davis will continue to hold the remaining 64 percent equity interest in LD Info. The stock was issued in exchange for an undisclosed cash payment to LD Info, a substantial portion of which was used to repay prior advances to the company by Larson-Davis.LD Info previously licensed its proprietary data storage, indexing and retrieval software to CCH for use in connection with existing CCH-bound publications. LD Info and CCH are negotiating a license agreement that would permit use of the proprietary technology by CCH for additional specified applications.