NEMA ANSI C78.21:2003

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Glossary

For electric lamps - par and r shapes

Provides physical and electrical characteristics of the group of incandescent lamps that have PAR and R bulb shapes. Covers lamps with clear, frosted and lens end bulbs, clear and prescription lenses, and with various reflector coatings are covered.

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NEMA: National Electrical Manufacturers Association [nema]

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For electric lamps - par and r shapes

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NEMA ANSI C78.21:2003

For electric lamps - par and r shapes

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