H.—lo.

G. —Number of Applications for Patents for the Different Classes of Inventions in each of the Years 1928 and 1929, together with the Average for the Years 1923-27 (inclusive).

8

Class. 1923-27 1 928. ; 1929. j Class. 1923-27 1927. ' 1929. I i l } I l_ Advertising and displaying signs, 30-8 34 24 : Illuminating (except gas-manufac- 69-4 57 60 &c. ture) Aeronautics .. .. .. 5-6 5 24 Indicating, calculating, and measur- 61-8 74 74 Amusements, music, exercisers, 77-6 73 56 1 ing (including moisture-testers) games, &c. Attaching and securing (including 49-6 30 30 Kitchen utensils and cooking 67-2 62 45 bolts, ties, &e.) appliances (including ovens) Boilers (steam) .. .. .. 14-4 13 22 Lifting, hauling, and loading .. 54-8 47 49 Boots and shoes .. .. 35-6 30 25 j Locks, latches, and hinges .. 1 31-2 22 32 Bottles, bcittling, and glass-working 30-0 31 44 Boxes, cans, and casks .. .. 88-0 89 58 j Marine and submarine (including 21-2 22 18 Brewing, distilling, &c. .. .. 11-2 13 18 lftke and river engineering) Brooms and brushes (including 18-4 17 14 Marking (tickets, labels, &c.) .. 9-0 12 16 mops) Medicines and surgical appliances 34-8 27 27 Building-construction . . .. 42-2 40 53 (including ear-instruments, dental Building - construction (brick and 55-8 46 51 work, &c.) cement compositions and mould- Metal-working (including welding, 33-8 27 40 ing) stamping, and plating) Building-construction, (windows and 33-6 29 29 Milking-machines* . . . 65-6 33 45 doors) ! Minerals (including filtration, lixi- 23-2 16 19 viation, screens, &c.) Chemicals .. .. .. 34-0 23 29 Minerals (magnetic separators) .. 0-8 2 3 Cleaning, polishing, &c. .. .. 23-6 31 44 Minerals (stampers and pulverizers) 3-0 2 5 Closets and urinals .. .. 24-8 24 31 Coin-freed mechanism .. .. 5-0 11 21 Oils and lubricators .. .. 30-8 38 26 Cooling and freezing .. .. 21-6 23 42 Cultivating and tilling .. .. 51-6 40 58 Paints and painting (including 13-6 ! 23 24 Cutting and sawing, and tools .. 68-2 60 49 I kauri-gum) J Pipes, tubes, and hose .. .. 27-6 24 31 Dairying* .. .. .. 58-4 43 51 j Preserving .. .. .. 15-2 14 19. Drains and sewers .. .. 7-0 9 4 Presses . . .. .. 11-8 8 9 Dredging and excavating (including 12-0 14 11 i Printing and photography .. 33-8 29 53 rock-drills) Pumps and sprayers (except rotary 21-0 24 23 Drying .. .. .. 20-6 23 21 pumps) Electricity and magnetism .. 129-6 128 146 Railways and tramways .. 57-8 49 38 Engines (air, gas, and oil) .. 56-0 61 47 : Roads and ways (including road 23-4 ! 20 25 Engines (steam), including rotary 14-4 19 15 watering) pumps Engines (miscellaneous and engine 68-4 42 37 i Seed-dressing, chaff-cutting, and 7-4 111 7 accessories), including current threshing motors, solar motors, tide motors, Seed-sowers .. .. . . 12-2 25 I 31 wave motors, windmills, miscel- Sewing and knitting .. .. 15-4 13 20 laneous motors Sheep and cattle (including veteri- 26-2 33 35 Explosives, firearms, and targets .. 4-4 13 7 nary appliances) Exterminating (including trapping 26-6 24 26 Sheep shearing and clipping .. 10-6 14 8 animals) Shop and hotel fittings .. . . 18-2 29 25 j Stationery and paper .. .. 43-4 44 j 39 Fencing .. .. .. 22-2 29 27 Fencing (strainers) .. .. 6-6 7 2 Telephony and telegraphy (including 164-6 216 i 242 Fibre-dressing (including rope- 20-0 35 41 J phonographs, &e.) making) | Tobacco .. .. .. { 11*6 1.2 j 11 Filters .. • • • • 6-0 11 6 Fire alarms, escapes, ladders, and 20-8 17 21 j Valves and cocks .. .. j 19-6 13 | 20 extinguishers ! Vehicles .. .. .. 204-2 127 147 Food . . .. .. .. 28-4 22 22 Vehicles (velocipedes) .. .. 44-0 37 27 Furnaces and kilns (including smoke- 17-2 21 31 Ventilating .. .. .. 5-2 7 10 consumers) Furniture and upholstery, desks, 69-8 57 58 Washing and cleansing .. .. 27-8 34 36 blinds, curtains, &c. ' Water-supplying .. .. 12-0 12 ; 7 j Wearing-apparel .. .. 50-2 44 34 Gas-manufacture for lighting, heat- 11-0 7 10 Wools and hides . .. 10-8 12 12 ing, or power purposes Miscellaneous inventions not in 20-8 34 34 Harness (including horse, &c., covers) 6-2 5 5 other classes, as indiarubberHarvesting and grading .. .. 15-0 24 34 manufacture, fishing-appliances, Heating, and fuel-manufacture . . 72-6 36 49 &c. * Pi-ior to 1911, milking-machines were included in class "Dairying," but are now a separate class. Note. —Owing to some inventions beiug classified under more than one heading, the figures will total more than tbe actual number of applications received.