H.—lo.

G-.—Number of Applications for Patents for the Different Classes of Inventions in each of the Years 1936 and 1937, together with the Average for the Years 1931-35 (inclusive).

7

G-.—Number of Applications for Patents for the Different Classes of Inventions in each of the Years 1936 and 1937, together with the Average for the Years 1931-35 (inclusive). Class. 1931-35 1936. 1937. ; Class. 1931-35 1936. 1937. Advertising and displaying signs, 24-4 16 16 Illuminating (except gas-manufac- 59-0 73 95 &c. ture) Aeronautics .. .. •... 14-2 13 6 Indicating, calculating, and measur- 48-4 54 48 Amusements, music, exercisers, 55-6 36 29 ing (including moisture-testers) games, &e. Attaching and securing (including 2.1-.4 19 18 Kitchen utensils and cooking appli- 51- 8 45 39 bolts, ties, &c.) ances (including ovens) Lifting, hauling, and loading .. 50-2 19 21 Boilers (steam) .. .. .. 4-8 3 3 Locks, latches, and hinges .. 22-8 19 29 Boots and shoes .. ..22-2 19 10 Bottles, bottling, and glass-working 28-4 42 29 Marine and submarine (including 17-8 13 17 Boxes, cans, and casks .. ..83-0 47 36 lake and river engineering) Brewing, distilling, &c. .. ..12-4 12 10 Marking (tickets, labels, &c.) .. 9-8 5 5 Brooms and brushes . (including 17-2 7 12 Medicines and surgical appliances 31-4 28 35 mops) (including ear-instruments, dental Building-construction .. .. 35'2 40 29 work, &c.) Building-construction (brick and 23-4 26 28 Metal-working (including welding, 19-6 22 29 cement compositions and mould- stamping, and plating) ing) Milking-machines* .. 41 • 8 39 38 Building-construction (windows and 22-2 17 14 Minerals (including filtration, lixivia- 20-2 18 13 doors) tion, screens, &c.) Minerals (magnetic separators) .. 0-6 Chemicals .. .. •• 9-8 22 9 Minerals (stampers and pulverizers) 3'6 1 2 Cleaning, polishing, &c. .. ..16-4 21 18 Closets and urinals .. ..20-4 18 25 Oils and lubricators .. .. 16-0 23 39 Coin-freed mechanism .. ..13-4 6 6 Cooling and freezing .. .. 25-2 20 12 Paints and painting (including 8-8 8 6 Cultivating and tilling .. 12-2 28 40 kauri-gum) Cutting and sawing, and tools .. 52-8 37 37 Pipes, tubes, and hose .. ..21-0 14 23 Preserving .. .. ..15-6 10 11 Dairying* .. .. .. 50-8 30 30 Presses .. .. .. 5-8 4 8 Drains and sewers ., .. 2-2 1 8 Printing and photography .. 24-2 15 12 Dredging and excavating (including 7-2 7 4 Pumps and sprayers (except rotary 25-2 18 21 rock drills) pumps) Drying .. .. .. 15-8 9 15 Railways and tramways .. .. 14-8 17 21 Electricity and magnetism .. 81-4 85 72 Roads and ways (including road 15'4 16 14 Engines (air, gas, and oil) .. 53-2 37 41 watering) Engines (steam), including rotary 15-6 10 12 pumps Seed-dressing, chaff - cutting, and 6-0 6 2 Engines (miscellaneous and engine 35-0 21 20 threshing accessories), including current Seed-sowers .. .. .. 12'4 21 15 motors, solar motors, tide motors, Sewing and knitting ... .. 22-0 21 20 wave motors, windmills, miscel- Sheep and cattle (including veteri- 29-2 25 26 laneous motors nary appliances) Explosives, firearms, and targets .. 4-6 9 4 Sheep shearing and clipping .. 2'0 2 6 Exterminating (including trapping 21-4 21 13 Shop and hotel fittings .. .. 26'6 16 17 animals) Stationery and paper .. .. 39-0 29 37 Fencing ...... 12-0 13 17 Fencing (strainers) .. .. 2-2 3 3 Telephony and telegraphy (including 265-6 488 520 Fibre - dressing (including rope- 19'4 22 9 phonographs, &c.) making) Tobacco .. .. .. 17'4 9 8 Filters .. .. .. 4-8 3 7 Fire alarms, escapes, ladders, and 11-6 11 11 Valves and cocks .. .. 16-0 20 14 extinguishers Vehicles .. .. ..66-0 53 63 Food .. .. .. .. 17-4 21 12 Vehicles (velocipedes) .. .. 19'6 14 26 Furnaces and kilns (including smoke- 16-2 16 23 Ventilating .. .. .. 7-6 9 10 consumers) Furniture and upholstery, desks, 41-6 38 23 Washing and cleansing .. ..31-2 25 18 blinds, curtains, &c. Water-supplying .. .. 7 • 8 5 4 Wearing-apparel .. .. 52'4 57 34 Gas-manufacture for lighting, heat- 5-4 12 10 Wools and hides .. ..13-0 12 7 ing, or power purposes Miscellaneous inventions not in 15-4 23 17 Harness (including horse, &c., covers) 4-8 5 3 other classes, as indiarubberHarvesting and grading .. ..27-2 15 26 manufacture, fishing - appliances, Heating, and fuel-manufacture .. 48-6 53 43 &c. * Prior to 1911 milking-machines were included in class ''Dairying/' but are now a separate class. Note. —Owing to some inventions being classified under more than one heading, the figures will total more than the actual number of applications received.