Edition History (10 Editions)

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2015

B149.1-15

Active

2010

B149.1-10 (R2015)

Withdrawn

2005

CAN/CSA-B149.1-05

Withdrawn

2000

CAN/CSA-B149.1-00

Withdrawn

1991

CAN/CGA-B149.1-FM91

Withdrawn

1986

CAN/CGA-B149.1-M86

Withdrawn

1980

CAN1-B149.1-M80

Withdrawn

1978

CAN1-B149.1-78

Withdrawn

1974

B149.1-1974

Withdrawn

1971

B149.1-1971

Withdrawn