CSA ANSI Z21.12b-1994 (R2020)
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Addenda 2 to ANSI Z21.12-1990 and ANSI Z21.12A-1993, Draft Hoods
CSA Group , 07/11/2000
Pages: 1
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Addenda to American National Standards Z21.12-1990 and Z21.12a- 1993 for Draft Hoods.
Approved February 14, 1994 by American National Standards Institute, Inc.
NOTE: Changes, other than editorial, are denoted by a vertical line in the margin.
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