TY  - GEN
ED  - US Environmental Protection Agency <Washington>
TI  - Patent-Abstracts: Solid Waste Management 1945-1969 ; Vol. 1: United States ; Vol. 2: International
T2  - Solid waste management series
PY  - 1973///
CY  - Washington, 
KW  - Patentsammlung
KW  - Umweltschutz
KW  - Abfallbehandlung
ER  -