AA PORTABLE POWER CORPORATION

Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals

This includes establishments primarily engaged in manufacturing instruments for measuring and testing the characteristics of electricity and electrical signals. Examples of products made by these establishments are circuit and continuity testers, voltmeters, ohm meters, wattmeters, multimeters, and semiconductor test equipment.

Battery Manufacturing

Establishments in this category are primarly engaged in manufacturing primary and storage batteries.

Illustrative Examples:

Disposable flashlight batteries manufacturing
Dry cells, primary (e.g., AAA, AA, C, D, 9V), manufacturing
Lead acid storage batteries manufacturing
Lithium batteries manufacturing
Rechargeable nickel-cadmium (NICAD) batteries manufacturing
Watch batteries manufacturing