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L O DIETRICH FA

Overview
  • Total Patents
    12
About

L O DIETRICH FA has a total of 12 patent applications. Its first patent ever was published in 1922. It filed its patents most often in Germany and Austria. Its main competitors in its focus markets textiles and paper and furniture and games are FREE WILLIAM C, ROBERTS MFG and CHEN ZHONGHUA.

Patent filings in countries

World map showing L O DIETRICH FAs patent filings in countries
# Country Total Patents
#1 Germany 10
#2 Austria 2

Patent filings per year

Chart showing L O DIETRICH FAs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Sewing
#2 Office furniture

Top inventors

# Name Total Patents
#1 Roth Jakob 1
#2 Ostermann Walter 1

Latest patents

Publication Filing date Title
DE674491C Sewing machine piquing foot with fabric guide
DE633707C Hook track for sewing machines
DE627184C Feed device for sewing machines
DE648307C Central coil zigzag sewing machine
DE614123C Device for fastening and guiding single or multiple drawers arranged one below the other on furniture
DE634084C Device for preventing skipped stitches on lockstitch sewing machines
DE401612C Sewing machine base plate
DE395801C Protective case for hand sewing machines
DE458838C Drive of the needle bar of oscillating and longship sewing machines
DE542208C Lowering device on sewing machines