What's the difference between copperplate and galvanograph?

Copperplate

Definition:

Example Sentences:

(1) She composed her fiction in a copperplate hand, usually a single draft with very few corrections, in spiral-bound school notebooks from the Edinburgh stationer and bookseller James Thin.
(2) "He is capable of beautiful copperplate script, but can produce very different kinds of writing with very little resemblance to each other," Barker said.
(3) She has always hunted out old letters from antique markets, little scraps of billets-doux and deeds of sale, faint tracings of forgotten human hope in copperplate, the ink faded to brown and grey.
(4) A stylus with 45 degree angulation and an opposing copperplated lower arch of either human or Macaca fascicularis were used for approximation of the natural situation.
(5) Here you can get away.” On a wing dedicated to healthy, active living, motivational slogans have been painted in copperplate lettering above the cell doors reminding occupants: “Take care of your body; it’s the only place you have to live” or “Manners maketh the man”.
(6) Called the Jolly Roger, its walls were lined with real cutlasses and its leatherette-bound menus were decorated with compass points and written in an indecipherable copperplate script that made ordering an ice-cream float feel like a hunt for buried treasure.
(7) And they marvelled anew at her writing method: in copperplate handwriting, straight out in a single draft, into special spiral-bound notebooks imported from the Edinburgh stationers, James Thin.