FR1138421A - Precision glass tube and its manufacturing process - Google Patents

Precision glass tube and its manufacturing process

Info

Publication number
FR1138421A
FR1138421A FR1138421DA FR1138421A FR 1138421 A FR1138421 A FR 1138421A FR 1138421D A FR1138421D A FR 1138421DA FR 1138421 A FR1138421 A FR 1138421A
Authority
FR
France
Prior art keywords
manufacturing process
glass tube
precision glass
precision
tube
Prior art date
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.)
Expired
Application number
Other languages
French (fr)
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Application granted granted Critical
Publication of FR1138421A publication Critical patent/FR1138421A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/16Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/24Slow-wave structures, e.g. delay systems
    • H01J23/26Helical slow-wave structures; Adjustment therefor
FR1138421D 1954-11-03 1955-11-03 Precision glass tube and its manufacturing process Expired FR1138421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1138421XA 1954-11-03 1954-11-03

Publications (1)

Publication Number Publication Date
FR1138421A true FR1138421A (en) 1957-06-13

Family

ID=22351833

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1138421D Expired FR1138421A (en) 1954-11-03 1955-11-03 Precision glass tube and its manufacturing process

Country Status (2)

Country Link
FR (1) FR1138421A (en)
NL (1) NL201043A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0093397A1 (en) * 1982-05-03 1983-11-09 Siemens Aktiengesellschaft Helical delay line for travelling wave tubes, and method of manufacturing the same
EP0100996A1 (en) * 1982-08-06 1984-02-22 Siemens Aktiengesellschaft Manufacturing method of a helical delay line for travelling-wave tubes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0093397A1 (en) * 1982-05-03 1983-11-09 Siemens Aktiengesellschaft Helical delay line for travelling wave tubes, and method of manufacturing the same
EP0100996A1 (en) * 1982-08-06 1984-02-22 Siemens Aktiengesellschaft Manufacturing method of a helical delay line for travelling-wave tubes

Also Published As

Publication number Publication date
NL201043A (en)

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