RU1577604C - - Google Patents

Info

Publication number
RU1577604C
RU1577604C SU4477479/21A SU4477479A RU1577604C RU 1577604 C RU1577604 C RU 1577604C SU 4477479/21 A SU4477479/21 A SU 4477479/21A SU 4477479 A SU4477479 A SU 4477479A RU 1577604 C RU1577604 C RU 1577604C
Authority
RU
Russia
Application number
SU4477479/21A
Other languages
Russian (ru)
Inventor
О.С. Баранцева
В.И. Козлов
Н.А. Русаков
Original Assignee
Государственное научно-производственное предприятие "Алмаз"
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 Государственное научно-производственное предприятие "Алмаз" filed Critical Государственное научно-производственное предприятие "Алмаз"
Priority to SU4477479/21A priority Critical patent/RU1577604C/ru
Application granted granted Critical
Publication of RU1577604C publication Critical patent/RU1577604C/ru

Links

SU4477479/21A 1988-08-30 1988-08-30 RU1577604C (Direct)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU4477479/21A RU1577604C (Direct) 1988-08-30 1988-08-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU4477479/21A RU1577604C (Direct) 1988-08-30 1988-08-30

Publications (1)

Publication Number Publication Date
RU1577604C true RU1577604C (Direct) 2000-06-10

Family

ID=48228261

Family Applications (1)

Application Number Title Priority Date Filing Date
SU4477479/21A RU1577604C (Direct) 1988-08-30 1988-08-30

Country Status (1)

Country Link
RU (1) RU1577604C (Direct)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111111038A (zh) * 2020-03-09 2020-05-08 代福民 便捷双气阀双通道深度防毒口罩

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111111038A (zh) * 2020-03-09 2020-05-08 代福民 便捷双气阀双通道深度防毒口罩

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Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20060831