Dobbie McInnes

Dobbie McInnes Glasgow, Liverpool and South Shields,
Makers to the Admiralty

The firm appears as:
Dobbie McInnes Ltd, from 1903 until 1921, and then again from 1937 until the late 1950s.
Dobbie McInnes & Clyde Ltd, from 1921 until 1937.

Ducretet

Eugene Ducretet (1844 -1915) was a scientific instrument maker, opening his first shop in 1864. He made galvanometers, Whimshurst machines, Tesla apparatus, Crookes tubes, etc. Ducretet also made telegraph instruments including keys and Morse registers. The Ducretet name is associated with the early development of wireless in France; he was an early experimenter and maker of wireless apparatus. Descriptions of his experimental Ducretet and Roger oil break spark keytransmitters and receivers are shown in Electrical World and Engineer in 1899.

E. Leybold's Nachfolger

E. Leybold's Nachfolger, Köln or Berlin.
Eli Schmidt and Otto Ladendorff renamed Leybold company "E. Leybold's Nachfolger" once they purchased it from Leybold in 1870.

Eppley

The Eppley laboratory, Newport, USA

Factory of Ministry of Education

The Factory of Ministry of Education (Εργοστάσιο Εποπτικών Οργάνων Υπουργείου Παιδείας) was founded in 1950 and it worked until 1990. The period 1950-1955 the factory operates at the ground floor of the precinct of German Archaeological Institute. In 1955 it moved to Palamidou Street in Psirri, where were the old presses of Vradini newspaper. Finally, in 1968 it moved to a group of buildings at Florinis Street in Moshato.

A descriptive and detailed text about the facory can be found (in Greek only) at:

Favag

Favag, Neuchatel
Appareils pour la mesure du temps, fabrique d'appareils électriques
Favarger succeeded the clock maker Matthias Hipp in 1889 and founded Favag firm.

Frodsham and Baker

Frodsham and Baker made chronometers for British Navy. William Frodsham was partner of ‘Parkinson & Frodsham’ and his son John was expert of the Board of Longitudes. When this chronometer was made, the company was run by the son of John, George Edward.

Frodsham clock-makers

Frodsham, Charles

Charles Frodsham, like John, was son of William Frodsham. In 1842 he founded his own business and made chronometers for British Navy.

Charles Frodsham history, see website of Charles Frodsham and Co, http://www.frodsham.com/index.aspx :

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