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Rul F/1-1992/Ruling No. 2-1993 Rulings to fire protection Standards 被代替 发布日期 :  1993-03-01 实施日期 : 
Rul F/1-1992/Ruling No. 3-1993 Rulings to fire protection Standards 被代替 发布日期 :  1993-12-01 实施日期 : 
HB 30-1992/Amdt 1-1993 Electrical installations (NEEITC 117-1992) 被代替 发布日期 :  1993-07-12 实施日期 : 
ANSI Z21.12a-1993 (R2000) Addenda 1 to ANSI Z21.12-1990, Draft Hoods 现行 发布日期 :  1970-01-01 实施日期 : 

Addenda to American National Standard Z21.12-1990 for Draft Hoods. Approved April 23, 1993 by American National Standards Institute, Inc. NOTE: Changes, other than editorial, are denoted by a vertical line in the margin.

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ANSI Z21.42-1993 (R2002) Gas-Fired Illuminating Appliances 现行 发布日期 :  1970-01-01 实施日期 : 

1.1 Scope 1.1.1 This standard applies to newly produced illuminating appliances constructed entirely of new, unused parts and materials: (a) For use with natural gas; (b) For use with manufactured gas; (c) For use with mixed gas; (d) For use with

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1.1 Scope 1.1.1 This standard applies to the construction and installation procedures for newly produced automatic intermittent pilot ignition systems (see Part II, Definitions), hereinafter referred to as "systems", constructed entirely of new, unus

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