| 摘要 |
543,570. Uniting metals to glass. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). May 24, 1940, No. 9202. [A Specification was laid open to inspection under Sect. 91 of the Acts, Nov. 28, 1940.] Drawings to Specification. [Class 36] The subject-matter of this Specification is identical with that described in Specification 626,203. |
