CH548872A - DRAWING AUXILIARY DEVICE. - Google Patents

DRAWING AUXILIARY DEVICE.

Info

Publication number
CH548872A
CH548872A CH1889771A CH1889771A CH548872A CH 548872 A CH548872 A CH 548872A CH 1889771 A CH1889771 A CH 1889771A CH 1889771 A CH1889771 A CH 1889771A CH 548872 A CH548872 A CH 548872A
Authority
CH
Switzerland
Prior art keywords
auxiliary device
drawing auxiliary
auxiliary
Prior art date
Application number
CH1889771A
Other languages
German (de)
Original Assignee
Vetterli Adolf
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 Vetterli Adolf filed Critical Vetterli Adolf
Priority to CH1889771A priority Critical patent/CH548872A/en
Priority to DE2227791A priority patent/DE2227791A1/en
Priority to AT500372A priority patent/AT317571B/en
Priority to JP47065372A priority patent/JPS4873231A/ja
Priority to FR7225305A priority patent/FR2164555A1/fr
Publication of CH548872A publication Critical patent/CH548872A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/14—Devices for drawing in perspective
    • B43L13/16—Devices for drawing in perspective free-hand
    • B43L13/18—Devices for drawing in perspective free-hand having optical or projecting equipment
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L2019/0001—Codebooks
    • G10L2019/0012—Smoothing of parameters of the decoder interpolation
CH1889771A 1971-12-24 1971-12-24 DRAWING AUXILIARY DEVICE. CH548872A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1889771A CH548872A (en) 1971-12-24 1971-12-24 DRAWING AUXILIARY DEVICE.
DE2227791A DE2227791A1 (en) 1971-12-24 1972-06-08 DRAWING SUPPLY
AT500372A AT317571B (en) 1971-12-24 1972-06-09 Drawing aid device
JP47065372A JPS4873231A (en) 1971-12-24 1972-06-29
FR7225305A FR2164555A1 (en) 1971-12-24 1972-07-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1889771A CH548872A (en) 1971-12-24 1971-12-24 DRAWING AUXILIARY DEVICE.

Publications (1)

Publication Number Publication Date
CH548872A true CH548872A (en) 1974-05-15

Family

ID=4435987

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1889771A CH548872A (en) 1971-12-24 1971-12-24 DRAWING AUXILIARY DEVICE.

Country Status (5)

Country Link
JP (1) JPS4873231A (en)
AT (1) AT317571B (en)
CH (1) CH548872A (en)
DE (1) DE2227791A1 (en)
FR (1) FR2164555A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247790C2 (en) * 1981-12-25 1984-05-10 Canon K.K., Tokio/Tokyo Process for the pictorial representation of a solid
FR2754071A1 (en) * 1996-09-30 1998-04-03 Dardenne Philippe Robert Jean Photography booth for image of static article or person
FR2817798B1 (en) * 2000-12-12 2003-09-05 Heller Sa DRAWING ASSISTANCE DEVICE

Also Published As

Publication number Publication date
DE2227791A1 (en) 1973-07-05
JPS4873231A (en) 1973-10-03
AT317571B (en) 1974-09-10
FR2164555A1 (en) 1973-08-03

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Legal Events

Date Code Title Description
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