Show Patent Office Kept Busy by WASHINGTON dred human problems most of them inconsequential are solved every cv ry week at the United States patent office Inventions ranging from boxing gloves to fluorescent theater aisles con con- continue continue continue pouring in to prove how wrong was the patent director who rr resigned r signed years ago because there wasn't anything left to invent If IC nothing else it proves proves' theres there's no slump in enterprise these days The past year for example brought forth this collection At the University of ot California botanists discovered in the juice of milkweed an nn active substance that can tenderize meat A Philadelphian solved the problem problem problem lem of that first cigarette in the package with a strip of transparent ent film that tears off the seal de de- destroys destroys destroys the revenue stamps opens the flaps and pulls out two ciga ciga- cigarettes No Double Exposures An amateur photography fan per per- perfected perfected perfected a device making it impossible ble for the camera enthusiast to yew I jR ZIPPER HOT IlOT DOG The DOG The wienie it-feme wienie has Ita a perforated casing which op op- operates I crates on the zipper principle take a second picture without winding wind wind- winding windi winding i ing the film thus film thus preventing a dou dou- double double double I ble exposure Peter J. J Gaylor of Elizabeth N N. J. J developed a synthetic rubber in in- invaluable invaluable invaluable valuable for elastic threads in cloth cloth- clothing clothing clothing ing because it does not deteriorate rapidly Many inventions here and abroad I have made it easier asier and cheaper I to wage war Germany for exam exam- example example example is treating mineral vegetable and animal oils with an electrical discharge process that increases their th ir viscosity American chemists I have discovered a less expensive expensive- but just as deadly way deadly way expenSiVe j to make more poison gas Another Invention Needed Nee ed Some inventions are ate designed to soothe ruffled nerves Theres There's a new spring cap for tooth paste tubes but nothing to make father squeeze it out from the bottom instead of the top A drip-catching drip device has been invented for umbrellas and somebody perfected a helical coil of wire which as part of a n cigarette holder keeps ashes from falling on the rug There are two important develop develop- developments developments developments ments in photography One camera c mera can expose standard film at a speed of 2500 frames per second enabling you to study the wing structure o ot of houseflies or the action of a golf gol stick against a ball On the more massive side Prof E. E Newton Har Har- Harvey Harvey Harvey vey of Princeton university has a r REMOTE CONTROL SMOKING ING It ING-It It keeps smoke moke out of o f your eyes but you'll break your arm lighting a cigarette camera which snaps pictures two miles under the ocean This gadget is a steel ball which resists terrific ic water pressure Blown lown Rays X-Rays X Rays Up Closely akin is the giant new X-ray X projector which enlarges a standard chest plate up to the size of a regu regu- regulation regulation regulation lation motion picture screen thus allowing several hundred people to consult over the medical problem at hand Theres There's a new type hypodermic needle in which the medicine is ejected by a n charge of compressed air but it probably hurts just as much those first few moments Two important automobile patents have been granted the first to Hen Hen- Henry Henry Henry ry Ford for an nn easily removable liner for Cor motor car cylinders It Itcan Itcan Itcan can be taken out with a n screw screwdriver er contrasted with the powerful presses employed heretofore An- An Another Another other patent covers an skid anti-skid de de- device device device vice for autos running on icy pave pave- ment A sharp-edged sharp wheel is pressed against the ground by a strong spring fixed downward from the he under side of the running board |