Vintage Resonator guitar part, coverplate Patent - R.Dopyera - Dobro-National

Description

Resonator guitar cover plate
Vintage - Worn nickel plating
I'm guessing its for a Dobro Resonator instrument
All Items are sold "As Is"
No warranties are expressed, or implied
Please read the description carefully.
Ask all questions before bidding, I will do my best to answer them.
Thanks for looking.