TY - BOOK ID - 135146040 TI - Supplementary code of fair competition for the contractors' pump industry (a division of the machinery and allied products industry) as approved on June 5, 1934. PY - 1934 PB - Washington : United States Government Printing Office, DB - UniCat KW - Pumping machinery KW - Law and legislation UR - https://www.unicat.be/uniCat?func=search&query=sysid:135146040 AB - ER -