GB1416216A - Ring prism and a film projector incorporating such a prism formamidines and their use in pest control - Google Patents

Ring prism and a film projector incorporating such a prism formamidines and their use in pest control

Info

Publication number
GB1416216A
GB1416216A GB4469773A GB4469773A GB1416216A GB 1416216 A GB1416216 A GB 1416216A GB 4469773 A GB4469773 A GB 4469773A GB 4469773 A GB4469773 A GB 4469773A GB 1416216 A GB1416216 A GB 1416216A
Authority
GB
United Kingdom
Prior art keywords
prism
formamidines
pest control
film projector
ring
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
GB4469773A
Other languages
English (en)
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.)
Ringprism Pty Ltd
Original Assignee
Ringprism Pty Ltd
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 Ringprism Pty Ltd filed Critical Ringprism Pty Ltd
Publication of GB1416216A publication Critical patent/GB1416216A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
    • G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
    • G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
    • G03B41/08—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating transmitting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
GB4469773A 1972-10-04 1973-09-24 Ring prism and a film projector incorporating such a prism formamidines and their use in pest control Expired GB1416216A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPB068672 1972-10-04
AUPB068772 1972-10-04

Publications (1)

Publication Number Publication Date
GB1416216A true GB1416216A (en) 1975-12-03

Family

ID=25641998

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4469773A Expired GB1416216A (en) 1972-10-04 1973-09-24 Ring prism and a film projector incorporating such a prism formamidines and their use in pest control

Country Status (6)

Country Link
US (1) US3917388A (enExample)
CH (1) CH560913A5 (enExample)
DE (1) DE2349536C3 (enExample)
FR (1) FR2202606A5 (enExample)
GB (1) GB1416216A (enExample)
IT (1) IT1008043B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2829777A (en) * 1976-09-13 1979-03-01 Ringprism Pty Ltd Ring prism
JPS5438514U (enExample) * 1977-08-18 1979-03-14

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1647631A (en) * 1927-11-01 Optical system
US2464139A (en) * 1947-03-19 1949-03-08 Eastman Kodak Co Nonintermittent motion-picture apparatus
US2769367A (en) * 1952-06-27 1956-11-06 Schwesinger Gerhard Device for compensating optical image motion
US2975668A (en) * 1957-07-01 1961-03-21 Lockheed Aircraft Corp Optical scanning device
US3720459A (en) * 1970-04-01 1973-03-13 G Bach Optical system with continuous film transport

Also Published As

Publication number Publication date
DE2349536A1 (de) 1974-04-25
IT1008043B (it) 1976-11-10
DE2349536C3 (de) 1978-03-09
US3917388A (en) 1975-11-04
DE2349536B2 (de) 1977-07-14
CH560913A5 (enExample) 1975-04-15
FR2202606A5 (enExample) 1974-05-03

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee