AU433232B2 - Improvements in and relating to projection units - Google Patents

Improvements in and relating to projection units

Info

Publication number
AU433232B2
AU433232B2 AU41428/68A AU4142868A AU433232B2 AU 433232 B2 AU433232 B2 AU 433232B2 AU 41428/68 A AU41428/68 A AU 41428/68A AU 4142868 A AU4142868 A AU 4142868A AU 433232 B2 AU433232 B2 AU 433232B2
Authority
AU
Australia
Prior art keywords
relating
projection units
projection
units
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
AU41428/68A
Other versions
AU4142868A (en
Inventor
Erenyi George
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AU41428/68A priority Critical patent/AU433232B2/en
Publication of AU4142868A publication Critical patent/AU4142868A/en
Application granted granted Critical
Publication of AU433232B2 publication Critical patent/AU433232B2/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AU41428/68A 1968-06-30 1968-06-30 Improvements in and relating to projection units Expired AU433232B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU41428/68A AU433232B2 (en) 1968-06-30 1968-06-30 Improvements in and relating to projection units

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU41428/68A AU433232B2 (en) 1968-06-30 1968-06-30 Improvements in and relating to projection units

Publications (2)

Publication Number Publication Date
AU4142868A AU4142868A (en) 1970-02-05
AU433232B2 true AU433232B2 (en) 1973-02-28

Family

ID=3728825

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41428/68A Expired AU433232B2 (en) 1968-06-30 1968-06-30 Improvements in and relating to projection units

Country Status (1)

Country Link
AU (1) AU433232B2 (en)

Also Published As

Publication number Publication date
AU4142868A (en) 1970-02-05

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