. 20th century catalogue of supplies for watchmakers, jewelers and kindred trades. ngs. A pi the FRa ig Plainregulator Rack&pinionregulate Fig. Regi latorle. Regulatorspring. by Regi shorteesthe lators period -That paengtheniofoscillat rtofthe wang the effe ch whichlive part carries theof the balanc guard pins ande spring deter-. For Watchmakers, Jewelers and Kindred Trades. riesh or Mash— The depth of engagemetween the teech of another. Pitch—The distance between the centersthe pitch circle Pitch Circle-The circle of , the Real Radius—The distance from thee
. 20th century catalogue of supplies for watchmakers, jewelers and kindred trades. ngs. A pi the FRa ig Plainregulator Rack&pinionregulate Fig. Regi latorle. Regulatorspring. by Regi shorteesthe lators period -That paengtheniofoscillat rtofthe wang the effe ch whichlive part carries theof the balanc guard pins ande spring deter-. For Watchmakers, Jewelers and Kindred Trades. riesh or Mash— The depth of engagemetween the teech of another. Pitch—The distance between the centersthe pitch circle Pitch Circle-The circle of , the Real Radius—The distance from theethe teeth. Wheels, Watch -The first wheel in the th of 01: teeth The ond whe The third wheel in theThe fourth wheel in ilThe fifth wheel in theThe dial wh . the ~the
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Keywords: ., bookcentury1800, bookdecade1890, bookid20thcenturyc, bookyear1899
