英和和英

a patent

infringe the patent

a patent fact

a patent fact

a patent fact

the patent law

the patent law

patent agency

patent agency

patent rights

a patent right

a patent-roll

a patent-roll

patent advantages

a patent-ledger

a patent-ledger

a patentee

a patentee

patent fee

a patent agent

a patent agent

to grant a patent

a patent fee

a charter

letters patent

the Patent Bureau

infringement on a patent

infringement on a patent

obtain a patent for

take out a patent