TY  - BOOK
ED  - American National Standard Institute, ANSI
ED  - American National Standard Institute, ANSI
TI  - Diaphragm type gas displacement meters (500 Cubic feet per hour capacity and over)
U1  - N389 A259 B109.2 0013484 
PY  - 1992///
CY  - Arlington
PB  - American Gas Association, AGA
KW  - Medidores de desplazamiento
KW  - Normalización
KW  - Medición de gas
KW  - Medidores de diafragma
ER  -