A Hotchkiss Cannister or ... ?

[Shell Shifter]

Lord only knows where I picked this up. Description follows:
Length: 8 3/8"
Diameter at head: 3 3/4"
Diameter at far end: 3 3/8"
Weight: 15oz
Magnetic

Body is rolled steel, soldered at long margin. Cap pressure fit. Could not remove it
Head is soldered. 5 rivats like the early 1.65" Mountain Gun cases. Looks like a primer hole that is occluded on the inside.

Empty.

Inscription: Hotchkiss Patent Paris <logo>

 

[ThomasP]

Any idea where it was found? US, UK, France, etc

 

[Shell Shifter]

Any idea where it was found? US, UK, France, etc

No idea. I started checking patents but ran out of patience.