TY - BOOK ID - 137519398 TI - Code of fair competition for the valve and fittings manufacturing industry : as approved on December 15, 1933 by President Roosevelt. PY - 1933 PB - Washington : United States Government Printing Office, DB - UniCat KW - Pipe fittings industry KW - Valve industry UR - https://www.unicat.be/uniCat?func=search&query=sysid:137519398 AB - ER -