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FR EHRHARDT FA

Overview
  • Total Patents
    28
About

FR EHRHARDT FA has a total of 28 patent applications. Its first patent ever was published in 1922. It filed its patents most often in Germany. Its main competitors in its focus markets consumer goods, textiles and paper and surface technology and coating are INTRAMA SA, ZHANG ZEHONG and KAUFMANN R DATAPRINT.

Patent filings in countries

World map showing FR EHRHARDT FAs patent filings in countries
# Country Total Patents
#1 Germany 28

Patent filings per year

Chart showing FR EHRHARDT FAs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
DE632470C Dip board for pens to be provided with a colored coating or other similar objects
DE639403C Automatic device for equipping holding plates with pens or other stick-shaped workpieces for applying a paint, varnish or similar coating
DE624984C Circular saw-like machine for the production of short refills for pens
DE613884C Electric motor driven machine for sharpening pencils
DE580938C Machine for the production of carbon pencils (for elements and other electrotechnical purposes)
DE563768C Machine for printing or embossing the outer wall of hollow bodies
DE558569C Machine for the production of single or multi-color prints on round or square pencils and similar rod-shaped workpieces in the rolling process
DE593430C Polishing machine for pencils
DE539773C Automatic machine for stamping pencils or other stick-shaped workpieces
DE536412C Machine for sharpening pencils
DE531539C Electric motor driven machine for sharpening pencils
DE506881C Strip drilling machine, especially for scale links
DE531337C Machine for printing a graduation u. Like. On strips or rail-like workpieces, especially small scale boards
DE510864C Device for varnishing the long sides of hexagonal pencils in different colors
DE508144C Machine for double-sided sharpening of stick-shaped workpieces, especially pencils
DE474774C Machine for rounding pencils and similar workpieces on the front
DE513100C Pencil wrapping machine
DE481483C Polishing machine for pencils and other stick-shaped workpieces
DE487109C Setup and arrangement of polishing machines for pencils
DE464647C Feeding device for rubber inserts to the processing point in machines for pressing the rubber pieces into the pencil capsule