circa 1955: American amateur inventor Russell E Oakes demonstrates his 'sleeve protector' which covers a slab of butter to prevent him accidentaly touching it as he leans across a table. (Photo by Evans/Three Lions/Getty Images)
circa 1955: American amateur inventor Russell E Oakes demonstrates his 'sleeve protector' which covers a slab of butter to prevent him accidentaly touching it as he leans across a table. (Photo by Evans/Three Lions/Getty Images)