H.—lo.

H. —Table showing Number of Applications for Patents for the Different Classes of Inventions for each of the Years 1924, 1925, and 1926.

7

Class. 1924. | 1925. j 1926. j Class. 3924. i 1925. j 1926. Advertising and displaying signs, 32 27 36 Illuminating (except gas-manufac- 75 67 70 Ac. ture) Aeronautics .. .. .. 7 7 4 Indicating, calculating, and measur- 53 56 51 Amusements, music, exercisers, 75 81 72 ! ing (including moisture-testers) games, &c. Attaching and securing (including 44 46 52 Kitchen utensils and cooking- 67 62 56 bolts, ties, &c.) appliances (including ovens) Boilers (steam) .. .. 20 14 19 Lifting, hauling, and loading .. 52 71 66 Boots and shoes .. .. 32 37 38 Locks, latches, and hinges .. 30 26 28 Bottles, bottling, and glass-working 31 28 35 Boxes, cans, and casks .. .. 107 j 80 71 Marine and submarine (including 28 29 20 Brewing, distilling, &c. .. .. 7 9 12 lake and river engineering) Brooms and brushes (including 24 16 15 Marking (tickets, labels, &c.) .. 8 9 4 mops) Medicines and surgical appliances 33 33 27 Building-construction .. ..18 47 47 (including ear-instruments, dental Building - construction (brick and 64 50 52 work, &c.) cement compositions and mould- Metal-working (including welding, 27 37 33 ing) stamping, and plating) Building-construction (windows and 30 33 26 ' Milking-machines* .. 72 58 62 . doors) ! Minerals (inoludmg filtration, lixi 28 20 15 viation, screens, &c.) Chemicals . < .. .. 39 36 40 Minerals (magnetic separators) .. .. .. 1 Cleaning, polishing, &c. .. 24 27 24 Minerals (stampers and pulverizers) 15 4 Closets and urinals .. .. j 25 18 22 Coin-freed mechanism .. ... ... 5 6 Oils and lubricators .. 24 36 35 Cooling and freezing .... 19 19 18 Cultivating and tilling .. .. 62 68 58 Paints and painting (including 17 11 6 Cutting and sawing, and tools .. 55 j 65 63 kauri-gum) Pipes, tubes, and hose .. 29 21 29 Dairying* .. .. .. ; 59 37 46 Preserving .. .. 22 11 10 Drains and sewers .. .. ! 10 5 6 Presses .. .. .. 9 14 6 Dredging and excavating (including 13 12 10 Printing and photography .. 39 -31 29 rock-drills) Pumps and sprayers (except rotary 13 15 20 Drying .. .. .. .. 20 16 23 pumps) Electricity and magnetism .. 124 126 123 Railways and tramways.. .. 65 58 41 Engines (air, gas, and oil) .. 56 5'2 73 Roads and ways (including road- 19 28 18 Engines (steam), including rotary 13 8 17 watering) pumps Engines (miscellaneous and engine j 59 75 67 Seed-dressing, chaff-cutting, and 7 5 3 accessories), including current threshing motors, solar motors, tide motors, Seed-sowers .. .. .. 5 9 18 wave motors, wind-mills, miscel- Sewing and knitting .. 13 14 12 laneous motors Sheep and cattle (including veteri- 34 25 21 Explosives, firearms, and targets .. 1 7 5 nary appliances) Exterminating (including trapping 24 39 30 Sheep shearing and clipping .. 8 7 13 animals) Shop and hotel fittings .. ..19 15 12 Stationery and paper .. 38 34 31 Fencing .. .. .. I 26 20 17 Fencing (strainers) .. .. 5 11 3 Telephony and telegraphy (including 164 213 176 Fibre-dressing (including rope- 8 18 24 phonographs) making) Tobacco- .. .. .. 9 16 8 Filters .. .. .. .. 3 8 7 Fire alarms, escapes, ladders, and 28 15 14 Valves and cocks .. 29 18 16 extinguishers Vehicles .. .. .. 212 226 228 Food .. .. .. ..34 27 21 Vehicles (velocipedes) .. ..42 35 46 Furnaces and kilns (including smoke- 18 14 15 Ventilating .. .. .. 6 3 3 consumers) Furniture and upholstery, desks, j 63 61 58 Washing and cleansing .. 27 22 26 blinds, curtains, &c. ! Water-supplying .. ..19 13 7 Wearing-apparel .. ..48 49 40 Gas-manufacture for lighting, heat- 8 9 13 Wools and hides .. .. 7 10 7 ing, or power purposes Miscellaneous inventions not in 18 13 16 Harness (including horse, &c., covers) 8 7 4 other classes, as indiarubberHarvesting and grading .. .. 15 8 17 manufacture, fishing-appliances, Heating, and fuel-manufacture .. 77 86 75 &o. * 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 umber of applications received.