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BECKWITH WALTER C

Overview
  • Total Patents
    27
About

BECKWITH WALTER C has a total of 27 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets transport, machines and civil engineering are AMERICAN VALVE & METER COMPANY, SAUNDERS LEWIS ERNEST and LOUGHRIDGE MATTHEW H.

Patent filings in countries

World map showing BECKWITH WALTER Cs patent filings in countries
# Country Total Patents
#1 United States 23
#2 Canada 3
#3 United Kingdom 1

Patent filings per year

Chart showing BECKWITH WALTER Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Beckwith Walter C 27

Latest patents

Publication Filing date Title
US1451974A Safe and vault protector
US1408495A Safe-protecting device
US1408494A Bank vault and safe protector
US1353623A Device for raising sunken vessels
US1331610A Device for raising sunken vessels
US1316217A Boring-tool.
US1342201A Expansion-bolt
CA187573A Apparatus for raising sunken ships
US1268082A Apparatus for raising sunken vessels.
US1264257A Apparatus for raising sunken vessels.
US1243130A Vehicle-wheel.
US1187486A Railroad-torpedo.
US1187487A Railroad-torpedo.
US1154165A Railway-fusee.
US1187485A Railway-torpedo.
US1154164A Method of manufacturing torpedoes.
GB191309071A Improvements in Detonator Signals for Railways.
CA147913A Railway signal torpedo
US1051666A Railroad signal-torpedo.
US1058532A Railway-torpedo placer.