ANSI C37.50-1989 (R2010)
American National Standard for Switchgear – Low-Voltage AC Power Circuit Breakers Used in Enclosures – Test Procedures
standard by American National Standards Institute,
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American National Standard for Switchgear – Low-Voltage AC Power Circuit Breakers Used in Enclosures – Test Procedures
standard by American National Standards Institute,
Ophthalmics – Prescription Spectacle Lenses
standard by American National Standards Institute, 04/28/2010
American National Standard for Electric Lamps – Single-Based Fluorescent Lamps – Dimensional and Electrical Characteristics
standard by American National Standards Institute, 07/02/2014
American National Standard for Electrical Lamp Bases – Specifications for Bases (Caps) for Electric Lamps
standard by American National Standards Institute, 12/12/2014
Safety Requirements for Three-Roller Printing Ink MIlls
standard by American National Standards Institute, 01/01/2007
American National Standard for Roadway and Area Lighting Equipment-Series Sockets and Series-Socket Receptacles
standard by American National Standards Institute, 2003
Lamp Transformers – Incandescent Filament Lamp Transformers – Constant-Current(Series) Supply Type
standard by American National Standards Institute, 01/01/1988
Photography (Film) – Rolls for Phototypesetting or Photocomposing Devices or Both – Dimensions – CANCELLED – NO REPLACEMENT
standard by American National Standards Institute, 01/01/1990
American National Standard for Electric Lamps – Self-Ballasted LED Lamps – Performance Specifications
standard by American National Standards Institute, 07/25/2018
American National Standard for Electric Lamps – P28 Single-Contact Medium Prefocus-Based Projection Lamps for Base-Down Operation – Dimensions
standard by American National Standards Institute, 07/24/2015