Hot shaving cream machine

Hello all,

can anybody tell how those machines are called, spending hot shaving cream?
I know they were/are used at American Barbershops.
I treid to google them but could not find any.

I tried shaving cream dispenser and it added warmer. First one:

https://www.amazon.com/Conair-Lather-Heating-System-Chrome/dp/B001M1JC6O/ref=sr_1_2?crid=3UUDJLSUXDYE&dchild=1&keywords=shaving+cream+dispenser+warmer&qid=1627845120&rdc=1&sprefix=shaving+cream+dis%2Caps%2C249&sr=8-2

Tony has it right…search for that above

Thanks!
Was not that easy to find at the German Amazon