inner coating

In these, as the gutta-percha is apt to crack, india-rubber as the inner coating is preferable.

These plates are in connection with the inner coating of a Leyden-jar, and are termed the attracting plates.

The inner coating is nearly spherical, thin, sessile, opening by simply a torn aperture.

The inner coating is connected by a chain to a knob at the top.

He looks upon every insulated conductor as the inner coating of a Leyden jar.