摘要 |
1,185,664. Electric incandescent lamps. DURO-TEST CORP. 21 March, 1967 [8 April, 1966], No. 4199/69. Divided out of No. 1,185,663. Heading H1F. The subject matter of this Specification is wholly disclosed in Specification 1,185,663 but the claims are directed to the method of reducing the thermal capacity of the lead-in wires. |