JPS4851331U - - Google Patents

Info

Publication number
JPS4851331U
JPS4851331U JP9481271U JP9481271U JPS4851331U JP S4851331 U JPS4851331 U JP S4851331U JP 9481271 U JP9481271 U JP 9481271U JP 9481271 U JP9481271 U JP 9481271U JP S4851331 U JPS4851331 U JP S4851331U
Authority
JP
Japan
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.)
Pending
Application number
JP9481271U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP9481271U priority Critical patent/JPS4851331U/ja
Priority to US05/205,832 priority patent/US4002408A/en
Priority to DE2212502A priority patent/DE2212502C3/de
Publication of JPS4851331U publication Critical patent/JPS4851331U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP9481271U 1971-10-14 1971-10-14 Pending JPS4851331U (enrdf_load_stackoverflow)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9481271U JPS4851331U (enrdf_load_stackoverflow) 1971-10-14 1971-10-14
US05/205,832 US4002408A (en) 1971-10-14 1971-12-10 System and device for overhead projection
DE2212502A DE2212502C3 (de) 1971-10-14 1972-03-15 Überkopfprojektor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9481271U JPS4851331U (enrdf_load_stackoverflow) 1971-10-14 1971-10-14

Publications (1)

Publication Number Publication Date
JPS4851331U true JPS4851331U (enrdf_load_stackoverflow) 1973-07-04

Family

ID=28008212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9481271U Pending JPS4851331U (enrdf_load_stackoverflow) 1971-10-14 1971-10-14

Country Status (1)

Country Link
JP (1) JPS4851331U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811892A (en) * 1954-12-23 1957-11-05 American Mach & Foundry Bowling alley scoring and timing projector device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811892A (en) * 1954-12-23 1957-11-05 American Mach & Foundry Bowling alley scoring and timing projector device

Similar Documents

Publication Publication Date Title
ATA136472A (enrdf_load_stackoverflow)
AR196074A1 (enrdf_load_stackoverflow)
AU2658571A (enrdf_load_stackoverflow)
AU2691671A (enrdf_load_stackoverflow)
AU2742671A (enrdf_load_stackoverflow)
AU2894671A (enrdf_load_stackoverflow)
AU2485671A (enrdf_load_stackoverflow)
AU2726271A (enrdf_load_stackoverflow)
AU2952271A (enrdf_load_stackoverflow)
AU2684071A (enrdf_load_stackoverflow)
AU3005371A (enrdf_load_stackoverflow)
AU2941471A (enrdf_load_stackoverflow)
AU2564071A (enrdf_load_stackoverflow)
AU2473671A (enrdf_load_stackoverflow)
AU2836771A (enrdf_load_stackoverflow)
AU3038671A (enrdf_load_stackoverflow)
AU2503871A (enrdf_load_stackoverflow)
AU3025871A (enrdf_load_stackoverflow)
AU2577671A (enrdf_load_stackoverflow)
AU2588771A (enrdf_load_stackoverflow)
AU2654071A (enrdf_load_stackoverflow)
AU2456871A (enrdf_load_stackoverflow)
AU2669471A (enrdf_load_stackoverflow)
AU2455871A (enrdf_load_stackoverflow)
AU2938071A (enrdf_load_stackoverflow)