NL160170B - DEVICE FOR HOLDING GLASSES WITHIN A GAS MASK. - Google Patents

DEVICE FOR HOLDING GLASSES WITHIN A GAS MASK.

Info

Publication number
NL160170B
NL160170B NL7006047.A NL160170DA NL160170B NL 160170 B NL160170 B NL 160170B NL 160170D A NL160170D A NL 160170DA NL 160170 B NL160170 B NL 160170B
Authority
NL
Netherlands
Prior art keywords
gas mask
holding glasses
glasses
holding
mask
Prior art date
Application number
NL7006047.A
Other languages
Dutch (nl)
Original Assignee
Hansen Helly As
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.)
Publication of NL160170B publication Critical patent/NL160170B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
NL7006047.A 1951-03-29 DEVICE FOR HOLDING GLASSES WITHIN A GAS MASK. NL160170B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL300180X 1951-03-29

Publications (1)

Publication Number Publication Date
NL160170B true NL160170B (en)

Family

ID=19783220

Family Applications (2)

Application Number Title Priority Date Filing Date
NL7006047.A NL160170B (en) 1951-03-29 DEVICE FOR HOLDING GLASSES WITHIN A GAS MASK.
NL84700D NL84700C (en) 1951-03-29

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL84700D NL84700C (en) 1951-03-29

Country Status (7)

Country Link
US (1) US2730650A (en)
BE (1) BE510239A (en)
CH (1) CH300180A (en)
DE (1) DE918040C (en)
FR (1) FR1053121A (en)
GB (1) GB710462A (en)
NL (2) NL84700C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3021448A (en) * 1959-02-20 1962-02-13 Trg Inc Atomic beam frequency standard

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL46315C (en) * 1934-03-20
US2253080A (en) * 1940-03-21 1941-08-19 Rca Corp Resonant chamber circuit for use especially with inductive output tubes
US2394055A (en) * 1941-11-04 1946-02-05 Gen Electric Wave impulse generator
BE464963A (en) * 1944-06-14

Also Published As

Publication number Publication date
FR1053121A (en) 1954-02-01
GB710462A (en) 1954-06-16
DE918040C (en) 1954-09-16
NL84700C (en)
CH300180A (en) 1954-07-15
US2730650A (en) 1956-01-10
BE510239A (en)

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