H.—lo.

G. —Number of Applications foe Patents for the Different Classes or Inventions in each of the Years 1926 and 1927, together with the Average for the Years 1921-25 (inclusive).

7

I i I I I Classi 1921-25 1926. 1927. ,| Class. 1921-25 1926. 1927. Advertising and displaying signs, 27'6 36 33 Illuminating (except gas-manufac- 69-8 70 64 &c. ture) Aeronautics .. .. .. 7'4 4 3 Indicating, calculating, and measur- 79'2 51 65 Amusements, music, exercisers, 81 2 72 76 ing (including moisture-testers) games, &c. Attaching and securing (including 72-6 52 30 Kitchen utensils and cooking- 75-6 56 66 boles, r.ies, &c.) appliances (including ovens) Boilers (steam) .. .. .. 14-4 19 7 Lifting, hauling, and loading .. 55 6 66 35 Boots and shoes .. .; .. 39 6 38 32 Locks, latches, and hinges .. 39-6 28 39 Bottles, bottling, and glass-working 28-8 35 27 Boxes, cans, and casks .. .. 105-6 71 71 Marine and submarine (including 31-0 20 13 Brewing, distilling, &c. .. .. 27-0 12 16 lake and river engineering) Brooms and brushes (including 23-Si 15 17 Marking (tickets, labels, &c.) .. 11*2 4 11 mops) Medicines and surgical appliances 42-0 27 32 Building-construction .. .. 53-4 47 39 (including ear-instruments, dental Building - construction (brick and 79 6 52 44 work, &c.) cement compositions and mould- Metal-working (including welding, 40-0 33 36 ing) stamping, and plating) Building-construction (windows and 37-6 26 23 Milking-machines* .. .. 96-8 62 42 doors) Minerals (inoluding filtration, lixi- 28-4 15 18 viation, screens, &o.) Ohemioals .. .. .. 43 6 40 20 Minerals (magnetic separators) .. 0-8 1 1 Cleaning, polishing, &c. .. .. 28 6 24 17 Minerals (stampers and pulverizers) 3-0 4 4 Closets and urinals .. .. 26-6 22 26 Coin-freed mechanism .. .. 2-6 6 12 Oils and lubricators .. .. 38-4 35 32 Cooling and freezing .. .. 27 4 18 21 Cultivating and tilling .. .. 50 4 58 36 Paints and painting (inoluding 29-8 6 16 Cutting and sawing, and tools .. 87-2 63 73 kauri-gum) Pipes, tubes, and hose .. .. 29-0 29 30 Dairying* .. .. .. 63-8 46 51 Preserving .. .. .. 17"6 10 11 Drains and sewers .. .. 8-6 6 7 Presses .. .. .. 12'6 6 7 Dredging and excavating (including 16-8 10 17 Printing and photography .. 35*6 29 32 rock-drills) Pumps and sprayers (except rotary 33-2 20 28 Drying .. .. .. .. 24-4 23 18 pumps) Electricity and magnetism .. 132-2 123 153 Railways and tramways.. .. 63-8 41 44 Engines (air, gas, and oil) .. 76'2 73 50 Roads and ways (including road- 16-6 18 31 Engines (steam), including rotary 19'8 17 9 watering) pumps Engines (miscellaneous and engine 95-2 67 51 Seed-dressing, chafi-cutting, and ll'O 3 9 accessories), including current threshing motors, solar motors, tide motors, Seed-sowers .. .. 6-4 18 25 wave motors, wind-mills, miscel- Sewing and knitting .. .. 23-2 12 9 laneous motors Sheep and cattle (including veteri- 36 0 21 25 Explosives, firearms, and targets .. 6-6 5 4 nary appliances) Exterminating (including trapping 32-6 30 14 Sheep shearing and clipping .. 8-4 13 15 animals) Shop and hotel fittings .. .. 22 6 12 20 Stationery and paper .. .. 57'0 31 52 Fencing .. .. .. 22-0 17 28 Fencing (strainers) .. .. 7'0 3 8 Telephony and telegraphy (including 154-6 176 142 Fibre-dressing (including rope- 5-8 24 36 phonographs, &c.) making) Tobacco .. .. .. 11-2 8 14 Filters .. .. .. .. 8 6 7 4 Fire alarms, escapes, ladders, and 22-6 14 24 Valves and cocks .. .. 28-0 16 14 extinguishers Vehicles .. .. .. 185-4 228 180 Pood .. .. .. .. 33-6 21 30 Vehicles (velocipedes) .. .. 54-6 46 52 Furnaces and kilns (including smoke- 20 2 15 13 Ventilating .. .. .. 8 2 3 5 consumers) Furniture and upholstery, desks, 83-2 58 67 Washing and cleansing .. .. 35-6 26 32 blinds, curtains, &c. Water-supplying .. .. 17'2 7 5 Wearing-apparel .. .. 57'6 40 39 Gas-manufacture for lighting, heat- 17.8 13 10 Wools and hides .. .. 13-0 7 17 ing, or power purposes Miscellaneous inventions not in 238 16 34 Harness (including horse, &c., covers) 10-4 4 4 other classes, as indiarubberHarvesting and grading .. .. 18-0 17 15 manufacture, fishing-appliances, Heating, and fuel-manufacture .. 90-4 75 46 &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.