BERTRAM PARROTT GRAY innovation strategy

Patent filings in countries

#	Industry
#1	Agriculture
#2	Transport
#3	Mechanical elements
#4	Thermal processes
#5	Furniture and games
#6	Consumer goods
#7	Electrical machinery and energy
#8	Foods and drinks
#9	Civil engineering

#	Technology
#1	Animal shoeing
#2	Vehicle tyre repairing
#3	Nails
#4	Domestic stoves for solid fuels
#5	Kitchen equipment
#6	Slaughtering
#7	Ladders
#8	Hats
#9	Special electric heating or lighting
#10	Writing or drawing tools

#	Name	Total Patents
#1	Gray Bertram Parrott	4
#2	Bertram Parrott Gray	1

Publication	Filing date	Title
GB481634A	1937-01-22	Improvements in non-skid tread devices for vehicles wheels
GB472501A	1936-03-30	Improvements in non-skid tread devices for vehicle wheels
GB464928A	1935-11-20	Improvements in or relating to pads for use with horseshoes
GB465784A	1935-11-14	Improvements in non-skid devices for vehicle wheels
GB433607A	1935-05-23	Improvements in or relating to holders for kettles or other domestic utensils
GB443427A	1934-08-27	Improvements in non-skid devices for vehicle wheels
GB433161A	1934-03-17	Improvements in or relating to pads for use with horse shoes
GB433121A	1934-01-09	Improvements in non-skid devices for vehicle wheels
GB430085A	1933-12-13	Improvements in coal and like tongs
GB414513A	1933-07-19	Improvements in nails or spikes
GB413790A	1933-02-21	Improved holder for kettles or other domestic utensils
GB411980A	1933-02-20	Improved means for supporting ladders in erected positions
GB408083A	1933-02-02	Improvements in or relating to horse shoe pads
GB402605A	1932-12-30	Improvements in coal and like tongs
GB408608A	1932-10-11	Improvements in screws and similar fastenings
GB389721A	1932-08-06	Improvements in anti-slip studs for horse shoes and fastenings therefor
GB391939A	1932-02-18	Improvements relating to horse shoes
GB392025A	1931-11-16	Improvements in rivets
GB379086A	1931-08-18	Improvements in or relating to pads for use with horse shoes
GB370047A	1931-01-03	Improvements relating to horse shoes