Has anyone heard of this brand of strop

[FrankD]

It's called Koken and is made in the USA

 

[Wid]

Vintage?

 

[FrankD]

Yes

 

[Gamma]

There were razors branded Koken, never saw a strip with the logo though,

 

[dpm802]

Earnest Koken invented the first hydraulic barber chair, and many vintage chairs bear his brand name.

Read more about him in The Barber's Hall of Fame
http://www.barbersinternational.com/html/barber_s_hall_of_fame_12.html

 

[FrankD]

Here is a photo of it.