PL337381A1 - Spark-safe audible signalling device - Google Patents

Spark-safe audible signalling device

Info

Publication number
PL337381A1
PL337381A1 PL33738199A PL33738199A PL337381A1 PL 337381 A1 PL337381 A1 PL 337381A1 PL 33738199 A PL33738199 A PL 33738199A PL 33738199 A PL33738199 A PL 33738199A PL 337381 A1 PL337381 A1 PL 337381A1
Authority
PL
Poland
Prior art keywords
spark
signalling device
audible signalling
safe
safe audible
Prior art date
Application number
PL33738199A
Other versions
PL193154B1 (en
Inventor
Krystian Szebesta
Michal Langhammer
Sebastian Czyrwik
Original Assignee
Przed Prod Handlowo Uslugowe A
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20075693&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PL337381(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Przed Prod Handlowo Uslugowe A filed Critical Przed Prod Handlowo Uslugowe A
Priority to PL337381A priority Critical patent/PL193154B1/en
Publication of PL337381A1 publication Critical patent/PL337381A1/en
Publication of PL193154B1 publication Critical patent/PL193154B1/en

Links

PL337381A 1999-12-20 1999-12-20 Spark-safe audible signalling device PL193154B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL337381A PL193154B1 (en) 1999-12-20 1999-12-20 Spark-safe audible signalling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL337381A PL193154B1 (en) 1999-12-20 1999-12-20 Spark-safe audible signalling device

Publications (2)

Publication Number Publication Date
PL337381A1 true PL337381A1 (en) 2001-07-02
PL193154B1 PL193154B1 (en) 2007-01-31

Family

ID=20075693

Family Applications (1)

Application Number Title Priority Date Filing Date
PL337381A PL193154B1 (en) 1999-12-20 1999-12-20 Spark-safe audible signalling device

Country Status (1)

Country Link
PL (1) PL193154B1 (en)

Also Published As

Publication number Publication date
PL193154B1 (en) 2007-01-31

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