Air Conditioning Serviceman: Testing The System
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Copyright
Registered 20Aug74 · MP27189 (Jul-Dec 1975) Copyright holder: McGraw-Hill, Inc Production company: Robert Heller Productions
Sources
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — title, year, creator, length, copyright
Record added 2026-06-28T22:03:43Z