Separate names with a comma.
Movement was made by the FHF, I have a similar movement as a pocket watch.
Perhaps this one helps you: http://www.familytreecircles.com/descendants-of-sigismund-rentzsch-1776-1843-8137.html
One of his relatives seems to...
In Schmidts Lexikon ony a "Louis Rentzsch" is mentioned, active around 1878 in Meissen (east germany), who made electric clocks with half and...
It's from about 1890 to 1900. But Chronoswiss can't be the manufacturer, that company came up significantly later. "Regulateur" is such a common...
Yes, I also would read that as "EW"
I got that identification from a friend of my local watch & clock chapter (as part of the german DGC). He found this trademark together with the...
Just got the identification, it's Müller & Kern from Breslau (Wroclaw) in Poland (formerly Germany)!
No, the serial number won't help you here. I think (assume) the movement was used between 1890 to maybe the 1930ies(???).
It's a LeCoultre cal. 1!
alas this trade mark is not in my database and the internet won't give me anything about it. I'll keep on searching for it.
It's from Haller, Jauch & Pabst, known as the Urgos Uhrenfabrik from Schwenningen in Germany. Used since 1923.
Alas I haven't seen this mark before. I hope this will be identified!
Hmm, that trade mark looks like two crossed legs, but alas unknown to me. And alas I am not into clocks, thus I can't help you here....
Those arrow belong to the german Gebr. Junghans AG and later to the HAU (Hamburg-Amerikanische Uhrenfabrik - who fusioned with the Junghans).
Yes, Müller & Schlenker from Schwenningen in Germany, registered in May 1890:
I bet the movement is from Japy Freres!
Yes, I came along this trade mark several times, but found no clue to a (probably) dutch manufacturer or dealer. Still searching...
That snowflake is from the FHF, in one other thread here is the trade mark registration shown:...
The serial number 20750 is from 1825, and the 22621 is from 1827. The years 1825 or 1826 should be your years.