ES133609A2 - PERFECCIONAMIENTOS EN LAS BOCINAS Y APARATOS AVISADORES ACuSTICOS - Google Patents

PERFECCIONAMIENTOS EN LAS BOCINAS Y APARATOS AVISADORES ACuSTICOS

Info

Publication number
ES133609A2
ES133609A2 ES0133609A ES133609A ES133609A2 ES 133609 A2 ES133609 A2 ES 133609A2 ES 0133609 A ES0133609 A ES 0133609A ES 133609 A ES133609 A ES 133609A ES 133609 A2 ES133609 A2 ES 133609A2
Authority
ES
Spain
Prior art keywords
horns
signaling equipment
acoustic signaling
acoustic
equipment
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
ES0133609A
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.)
BOULLAY ROBERT
GURTNER JULES
Original Assignee
BOULLAY ROBERT
GURTNER JULES
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 BOULLAY ROBERT, GURTNER JULES filed Critical BOULLAY ROBERT
Priority to ES0133609A priority Critical patent/ES133609A2/es
Publication of ES133609A2 publication Critical patent/ES133609A2/es
Expired legal-status Critical Current

Links

ES0133609A 1934-02-13 1934-02-13 PERFECCIONAMIENTOS EN LAS BOCINAS Y APARATOS AVISADORES ACuSTICOS Expired ES133609A2 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0133609A ES133609A2 (es) 1934-02-13 1934-02-13 PERFECCIONAMIENTOS EN LAS BOCINAS Y APARATOS AVISADORES ACuSTICOS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0133609A ES133609A2 (es) 1934-02-13 1934-02-13 PERFECCIONAMIENTOS EN LAS BOCINAS Y APARATOS AVISADORES ACuSTICOS

Publications (1)

Publication Number Publication Date
ES133609A2 true ES133609A2 (es) 1934-04-01

Family

ID=38424533

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0133609A Expired ES133609A2 (es) 1934-02-13 1934-02-13 PERFECCIONAMIENTOS EN LAS BOCINAS Y APARATOS AVISADORES ACuSTICOS

Country Status (1)

Country Link
ES (1) ES133609A2 (es)

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