Show Patent Office Kept Busy by Seven WASHINGTON hundred human problems problems lems most of them inconsequential inconsequential inconsequential are solved every week at the United States patent office Inventions ranging from boxing gloves to fluorescent theater aisles continue continue continue con con- pouring In to prove how wrong was wai the patent director who resigned too years yean ago because there wasn't anything left to invent If It nothing else it proves theres there's no slump In enterprise these days The past year for example brought forth this collection At the University of California botanists discovered in the juice of milkweed an active substance that can tenderize meat A Philadelphian solved the problem lem hem of that first cigarette in the package with a strip of transparent ent film that tears of off the seal destroys de I strays stroye the revenue stamps opens the flaps and pulls out two ciga elga I No Double Exposures An amateur photography fan perfected per a device making It Impossible ble for the camera enthusiast toN to N ZIPPER HOT IlOT DOG This wienie has a II perforated casing which operates on the zipper principle take a second picture without winding wind ing lag the film thus film thus preventing a double double double dou dou- ble exposure Peter J. J Gaylor of Elizabeth N. N J. J developed a synthetic rubber invaluable in invaluable In in- valuable for elastic threads in clothIng cloth cloth- lag Ing because it does doe not deteriorate rapidly Many inventions here and abroad have bave made It easier and cheaper to wage wage war Germany for example exam pIe la to treating mineral vegetable and animal oils with an electrical I discharge process that tha t Increases Increase their viscosity American chemists have discovered a less expensive expensive- but just as 81 deadly way deadly way to make more poison polson gas Another Invention Needed Some inventions are designed to soothe ruffled nerves Theres There's a ne new Dew w spring cap for tor tooth paste tubes but nothing to make father squeeze it out from the bottom instead o othe of f the top catching device has been invented for umbrellas and somebody perfected a helical coil call o of f wire which as part of a cigarette holder keeps ashes from falling o othe on n the rug There are two important developments develop ments meats in photography One camera can expose standard film at a spee speed d of ot 2500 frames per second enabling g you to study the wing structure o of houseflies or the action of a go gostick golf tolf If stick against a ball On the more massive side Prof E E. E Newton Harvey Har Harvey vey of Princeton university has a A tL K n REMOTE CONTROL SMOKING ING It INC It keeps smoke moke out o of f your ees eyes but you'll break your arm lighting a II cigarette camera which snaps maps pictures picture tw two o miles under the ocean This gadget is a steel ball which resists terrific ic water pressure S Rays X-Rays Rays Blown Up Closely akin Is if the giant new ray X-ray projector which a standard chest plate un ut to the size of a regulation regu lotion lation motion picture screen thus allowing several hundred people to consult over the medical problem a at t band hand There Theres a new type hypodermic needle In which the medicine Is G ejected by a charge of compress compressed air sir but it probably hurts just a as II much those first few moments Two Important automobile patents have bave been granted the first to Henry Hen lien ry Ford for an easily removable liner for motor car cylinders I Ican It Itcan Itcan can be taken out with a crew screwdriver screw driver er contrasted with the powerful presses employed heretofore Another Another An An- other patent covers an skid anti d device device de de- e vice for autos auto running on icy pave pave- ment meat A sharp sharp edged edged wheel is pressed the ground round by ay y a strong spring fixed downward fro from m the under stele si-le of the running board boar d |