ES73291A2 -
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
- Google Patents
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lumen SA
Original Assignee
Lumen SA
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Publication date
Application filed by Lumen SAfiledCriticalLumen SA
Priority to ES73291ApriorityCriticalpatent/ES73291A2/en
Publication of ES73291A2publicationCriticalpatent/ES73291A2/en
ES73291A1920-04-071920-04-07
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
ExpiredES73291A2
(en)
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
A new process for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or fabric with which lamps of less than one watt per candle can be manufactured.
A new procedure for the preparation of a luminous body formed by a tungsten wire in the form of a spiral or of fabric with which lamps of less than one watt per candle can be manufactured.
An electric lamp whose luminous body is formed by a tungsten, zarconium or other wire in the form of a spiral, double spiral or other forms, resistant to high temperatures.