{"product_id":"controlex-sa-swiss-night-watch-time-code-clock-1920-metal-partial-leather-case-1","title":"Controlex SA Swiss Night watch Time code clock 1920 Metal partial leather case","description":"Features of the 1925 watchman's watch or night watchman's watch\u003cbr\u003eCharacteristics:\u003cbr\u003e\u003cbr\u003eBrand: Controlex SA\u003cbr\u003eSwiss Made\u003cbr\u003eRef. No.: 49948\u003cbr\u003eAluminum\u003cbr\u003ePrinting paper disc\u003cbr\u003eManual winding watch\u003cbr\u003eAntiquity: Circa 1925\u003cbr\u003eObservations and notes:  Beautiful antique round clock. Watch clocks keep a printed record by means of a key that is inserted into the piece and generates a coded perforation (key) on a paper or cardboard disk.\u003cbr\u003e\u003cbr\u003eTo prevent the interested party from manipulating the disk (opening the clock and setting the time back or forward) there is a blade that cuts the paper every time the cover is opened (it is on the cover) so that it could be seen if the clock had been opened.\u003cbr\u003e\u003cbr\u003eHistory:  In the second half of the 19th century, a new category of mechanical clocks emerged for the surveillance and security sector of buildings and facilities, which reached its peak in the first third of the last century.\u003cbr\u003e\u003cbr\u003eThese units, equipped with cutting-edge technology for the time and developed in Germany, soon became an object of daily use among the caretakers and security guards of institutions and factories who used them during their night and day rounds.","brand":"Controlex","offers":[{"title":"Default Title","offer_id":51765814559008,"sku":"grancanaria","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/3158\/7616\/files\/b4d6a9e3-e689-4907-af83-ba14fdffe45c_cce3bb08-4446-45f9-8da2-80b211a98aab.jpg?v=1780280714","url":"https:\/\/www.secondhandsandies.com\/products\/controlex-sa-swiss-night-watch-time-code-clock-1920-metal-partial-leather-case-1","provider":"Secondhand Sandies","version":"1.0","type":"link"}